Home / 1,235,712.88-1,853,211.24-371,113

Finding the Fourth Proportional to 1,235,712.88, 1,853,211.24 and 371,113

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Solution

The fourth proportional to 1,235,712.88, 1,853,211.24 and 371,113 is: 556,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,712.88 : 1,853,211.24 = 371,113 : x
  2. Step 2: Convert to fraction form
    1,235,712.88/1,853,211.24 = 371,113/x
  3. Step 3: Cross multiply
    1,235,712.88x = 1,853,211.24 × 371,113
  4. Step 4: Simplify right side
    1,235,712.88x = 687,750,782,910.12
  5. Step 5: Solve for x
    x = 687,750,782,910.12/1,235,712.88
  6. Step 6: Final answer
    x = 556,561.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.