Home / 1,189,742.38-1,784,613.52-348,294.13

Finding the Fourth Proportional to 1,189,742.38, 1,784,613.52 and 348,294.13

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Solution

The fourth proportional to 1,189,742.38, 1,784,613.52 and 348,294.13 is: 522,441.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,742.38 : 1,784,613.52 = 348,294.13 : x
  2. Step 2: Convert to fraction form
    1,189,742.38/1,784,613.52 = 348,294.13/x
  3. Step 3: Cross multiply
    1,189,742.38x = 1,784,613.52 × 348,294.13
  4. Step 4: Simplify right side
    1,189,742.38x = 621,570,413,334.64
  5. Step 5: Solve for x
    x = 621,570,413,334.64/1,189,742.38
  6. Step 6: Final answer
    x = 522,441.18

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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.