Home / 1,055,172.92-1,456,139.93-571,737.69

Finding the Fourth Proportional to 1,055,172.92, 1,456,139.93 and 571,737.69

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Solution

The fourth proportional to 1,055,172.92, 1,456,139.93 and 571,737.69 is: 788,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,172.92 : 1,456,139.93 = 571,737.69 : x
  2. Step 2: Convert to fraction form
    1,055,172.92/1,456,139.93 = 571,737.69/x
  3. Step 3: Cross multiply
    1,055,172.92x = 1,456,139.93 × 571,737.69
  4. Step 4: Simplify right side
    1,055,172.92x = 832,530,077,036.27
  5. Step 5: Solve for x
    x = 832,530,077,036.27/1,055,172.92
  6. Step 6: Final answer
    x = 788,998.72

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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.