Home / 1,307,504.20-1,804,501.88-791,542.36

Finding the Fourth Proportional to 1,307,504.20, 1,804,501.88 and 791,542.36

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Solution

The fourth proportional to 1,307,504.20, 1,804,501.88 and 791,542.36 is: 1,092,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,504.20 : 1,804,501.88 = 791,542.36 : x
  2. Step 2: Convert to fraction form
    1,307,504.20/1,804,501.88 = 791,542.36/x
  3. Step 3: Cross multiply
    1,307,504.20x = 1,804,501.88 × 791,542.36
  4. Step 4: Simplify right side
    1,307,504.20x = 1,428,339,676,719.64
  5. Step 5: Solve for x
    x = 1,428,339,676,719.64/1,307,504.20
  6. Step 6: Final answer
    x = 1,092,416.89

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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.