Home / 2,997,390.60-4,496,085.90-867,544.20

Finding the Fourth Proportional to 2,997,390.60, 4,496,085.90 and 867,544.20

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Solution

The fourth proportional to 2,997,390.60, 4,496,085.90 and 867,544.20 is: 1,301,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,390.60 : 4,496,085.90 = 867,544.20 : x
  2. Step 2: Convert to fraction form
    2,997,390.60/4,496,085.90 = 867,544.20/x
  3. Step 3: Cross multiply
    2,997,390.60x = 4,496,085.90 × 867,544.20
  4. Step 4: Simplify right side
    2,997,390.60x = 3,900,553,245,246.78
  5. Step 5: Solve for x
    x = 3,900,553,245,246.78/2,997,390.60
  6. Step 6: Final answer
    x = 1,301,316.30

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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.