Home / 1,222,097.29-1,687,316.57-935,104.57

Finding the Fourth Proportional to 1,222,097.29, 1,687,316.57 and 935,104.57

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Solution

The fourth proportional to 1,222,097.29, 1,687,316.57 and 935,104.57 is: 1,291,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,097.29 : 1,687,316.57 = 935,104.57 : x
  2. Step 2: Convert to fraction form
    1,222,097.29/1,687,316.57 = 935,104.57/x
  3. Step 3: Cross multiply
    1,222,097.29x = 1,687,316.57 × 935,104.57
  4. Step 4: Simplify right side
    1,222,097.29x = 1,577,817,430,256.55
  5. Step 5: Solve for x
    x = 1,577,817,430,256.55/1,222,097.29
  6. Step 6: Final answer
    x = 1,291,073.51

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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.