Home / 1,307,503.12-1,804,500.41-791,541.30

Finding the Fourth Proportional to 1,307,503.12, 1,804,500.41 and 791,541.30

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Solution

The fourth proportional to 1,307,503.12, 1,804,500.41 and 791,541.30 is: 1,092,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,503.12 : 1,804,500.41 = 791,541.30 : x
  2. Step 2: Convert to fraction form
    1,307,503.12/1,804,500.41 = 791,541.30/x
  3. Step 3: Cross multiply
    1,307,503.12x = 1,804,500.41 × 791,541.30
  4. Step 4: Simplify right side
    1,307,503.12x = 1,428,336,600,381.93
  5. Step 5: Solve for x
    x = 1,428,336,600,381.93/1,307,503.12
  6. Step 6: Final answer
    x = 1,092,415.44

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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.