Home / 1,155,254.78-1,732,887.04-758,406.62

Finding the Fourth Proportional to 1,155,254.78, 1,732,887.04 and 758,406.62

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Solution

The fourth proportional to 1,155,254.78, 1,732,887.04 and 758,406.62 is: 1,137,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,254.78 : 1,732,887.04 = 758,406.62 : x
  2. Step 2: Convert to fraction form
    1,155,254.78/1,732,887.04 = 758,406.62/x
  3. Step 3: Cross multiply
    1,155,254.78x = 1,732,887.04 × 758,406.62
  4. Step 4: Simplify right side
    1,155,254.78x = 1,314,233,002,848.20
  5. Step 5: Solve for x
    x = 1,314,233,002,848.20/1,155,254.78
  6. Step 6: Final answer
    x = 1,137,613.13

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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.