Home / 1,098,777.50-1,516,330.02-633,374.56

Finding the Fourth Proportional to 1,098,777.50, 1,516,330.02 and 633,374.56

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Solution

The fourth proportional to 1,098,777.50, 1,516,330.02 and 633,374.56 is: 874,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,777.50 : 1,516,330.02 = 633,374.56 : x
  2. Step 2: Convert to fraction form
    1,098,777.50/1,516,330.02 = 633,374.56/x
  3. Step 3: Cross multiply
    1,098,777.50x = 1,516,330.02 × 633,374.56
  4. Step 4: Simplify right side
    1,098,777.50x = 960,404,867,767.54
  5. Step 5: Solve for x
    x = 960,404,867,767.54/1,098,777.50
  6. Step 6: Final answer
    x = 874,066.74

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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.