Home / 1,096,230.60-1,644,345.90-387,059.40

Finding the Fourth Proportional to 1,096,230.60, 1,644,345.90 and 387,059.40

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Solution

The fourth proportional to 1,096,230.60, 1,644,345.90 and 387,059.40 is: 580,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,230.60 : 1,644,345.90 = 387,059.40 : x
  2. Step 2: Convert to fraction form
    1,096,230.60/1,644,345.90 = 387,059.40/x
  3. Step 3: Cross multiply
    1,096,230.60x = 1,644,345.90 × 387,059.40
  4. Step 4: Simplify right side
    1,096,230.60x = 636,459,537,446.46
  5. Step 5: Solve for x
    x = 636,459,537,446.46/1,096,230.60
  6. Step 6: Final answer
    x = 580,589.10

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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.