Home / 1,157,097.10-1,728,609.17-748,964.64

Finding the Fourth Proportional to 1,157,097.10, 1,728,609.17 and 748,964.64

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Solution

The fourth proportional to 1,157,097.10, 1,728,609.17 and 748,964.64 is: 1,118,892.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,097.10 : 1,728,609.17 = 748,964.64 : x
  2. Step 2: Convert to fraction form
    1,157,097.10/1,728,609.17 = 748,964.64/x
  3. Step 3: Cross multiply
    1,157,097.10x = 1,728,609.17 × 748,964.64
  4. Step 4: Simplify right side
    1,157,097.10x = 1,294,667,144,709.75
  5. Step 5: Solve for x
    x = 1,294,667,144,709.75/1,157,097.10
  6. Step 6: Final answer
    x = 1,118,892.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.