Home / 1,010,669.20-1,516,003.80-412,059.97

Finding the Fourth Proportional to 1,010,669.20, 1,516,003.80 and 412,059.97

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Solution

The fourth proportional to 1,010,669.20, 1,516,003.80 and 412,059.97 is: 618,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,669.20 : 1,516,003.80 = 412,059.97 : x
  2. Step 2: Convert to fraction form
    1,010,669.20/1,516,003.80 = 412,059.97/x
  3. Step 3: Cross multiply
    1,010,669.20x = 1,516,003.80 × 412,059.97
  4. Step 4: Simplify right side
    1,010,669.20x = 624,684,472,767.87
  5. Step 5: Solve for x
    x = 624,684,472,767.87/1,010,669.20
  6. Step 6: Final answer
    x = 618,089.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.