Home / 1,055,135.18-1,456,087.11-571,700.72

Finding the Fourth Proportional to 1,055,135.18, 1,456,087.11 and 571,700.72

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Solution

The fourth proportional to 1,055,135.18, 1,456,087.11 and 571,700.72 is: 788,947.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,135.18 : 1,456,087.11 = 571,700.72 : x
  2. Step 2: Convert to fraction form
    1,055,135.18/1,456,087.11 = 571,700.72/x
  3. Step 3: Cross multiply
    1,055,135.18x = 1,456,087.11 × 571,700.72
  4. Step 4: Simplify right side
    1,055,135.18x = 832,446,041,889.28
  5. Step 5: Solve for x
    x = 832,446,041,889.28/1,055,135.18
  6. Step 6: Final answer
    x = 788,947.29

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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.