Home / 7,125,390.60-10,688,085.90-1,733,998.20

Finding the Fourth Proportional to 7,125,390.60, 10,688,085.90 and 1,733,998.20

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Solution

The fourth proportional to 7,125,390.60, 10,688,085.90 and 1,733,998.20 is: 2,600,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,390.60 : 10,688,085.90 = 1,733,998.20 : x
  2. Step 2: Convert to fraction form
    7,125,390.60/10,688,085.90 = 1,733,998.20/x
  3. Step 3: Cross multiply
    7,125,390.60x = 10,688,085.90 × 1,733,998.20
  4. Step 4: Simplify right side
    7,125,390.60x = 18,533,121,712,045.38
  5. Step 5: Solve for x
    x = 18,533,121,712,045.38/7,125,390.60
  6. Step 6: Final answer
    x = 2,600,997.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.