Home / 2,766,588.60-4,149,882.90-1,698,166.20

Finding the Fourth Proportional to 2,766,588.60, 4,149,882.90 and 1,698,166.20

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Solution

The fourth proportional to 2,766,588.60, 4,149,882.90 and 1,698,166.20 is: 2,547,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,588.60 : 4,149,882.90 = 1,698,166.20 : x
  2. Step 2: Convert to fraction form
    2,766,588.60/4,149,882.90 = 1,698,166.20/x
  3. Step 3: Cross multiply
    2,766,588.60x = 4,149,882.90 × 1,698,166.20
  4. Step 4: Simplify right side
    2,766,588.60x = 7,047,190,874,737.98
  5. Step 5: Solve for x
    x = 7,047,190,874,737.98/2,766,588.60
  6. Step 6: Final answer
    x = 2,547,249.30

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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.