Home / 1,134,371.54-1,565,412.54-618,129.08

Finding the Fourth Proportional to 1,134,371.54, 1,565,412.54 and 618,129.08

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Solution

The fourth proportional to 1,134,371.54, 1,565,412.54 and 618,129.08 is: 853,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,371.54 : 1,565,412.54 = 618,129.08 : x
  2. Step 2: Convert to fraction form
    1,134,371.54/1,565,412.54 = 618,129.08/x
  3. Step 3: Cross multiply
    1,134,371.54x = 1,565,412.54 × 618,129.08
  4. Step 4: Simplify right side
    1,134,371.54x = 967,627,013,170.66
  5. Step 5: Solve for x
    x = 967,627,013,170.66/1,134,371.54
  6. Step 6: Final answer
    x = 853,007.13

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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.