Home / 1,007,432.09-1,390,244.16-548,546.52

Finding the Fourth Proportional to 1,007,432.09, 1,390,244.16 and 548,546.52

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Solution

The fourth proportional to 1,007,432.09, 1,390,244.16 and 548,546.52 is: 756,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,432.09 : 1,390,244.16 = 548,546.52 : x
  2. Step 2: Convert to fraction form
    1,007,432.09/1,390,244.16 = 548,546.52/x
  3. Step 3: Cross multiply
    1,007,432.09x = 1,390,244.16 × 548,546.52
  4. Step 4: Simplify right side
    1,007,432.09x = 762,613,595,918.32
  5. Step 5: Solve for x
    x = 762,613,595,918.32/1,007,432.09
  6. Step 6: Final answer
    x = 756,987.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.