Home / 1,533,747.70-2,116,729.38-922,099.78

Finding the Fourth Proportional to 1,533,747.70, 2,116,729.38 and 922,099.78

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Solution

The fourth proportional to 1,533,747.70, 2,116,729.38 and 922,099.78 is: 1,272,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,747.70 : 2,116,729.38 = 922,099.78 : x
  2. Step 2: Convert to fraction form
    1,533,747.70/2,116,729.38 = 922,099.78/x
  3. Step 3: Cross multiply
    1,533,747.70x = 2,116,729.38 × 922,099.78
  4. Step 4: Simplify right side
    1,533,747.70x = 1,951,835,695,617.54
  5. Step 5: Solve for x
    x = 1,951,835,695,617.54/1,533,747.70
  6. Step 6: Final answer
    x = 1,272,592.42

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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.