Home / 1,307,503.20-1,804,500.50-791,541.36

Finding the Fourth Proportional to 1,307,503.20, 1,804,500.50 and 791,541.36

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Solution

The fourth proportional to 1,307,503.20, 1,804,500.50 and 791,541.36 is: 1,092,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,503.20 : 1,804,500.50 = 791,541.36 : x
  2. Step 2: Convert to fraction form
    1,307,503.20/1,804,500.50 = 791,541.36/x
  3. Step 3: Cross multiply
    1,307,503.20x = 1,804,500.50 × 791,541.36
  4. Step 4: Simplify right side
    1,307,503.20x = 1,428,336,775,932.97
  5. Step 5: Solve for x
    x = 1,428,336,775,932.97/1,307,503.20
  6. Step 6: Final answer
    x = 1,092,415.51

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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.