Home / 1,264,568.73-1,745,385.08-872,651.76

Finding the Fourth Proportional to 1,264,568.73, 1,745,385.08 and 872,651.76

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Solution

The fourth proportional to 1,264,568.73, 1,745,385.08 and 872,651.76 is: 1,204,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,568.73 : 1,745,385.08 = 872,651.76 : x
  2. Step 2: Convert to fraction form
    1,264,568.73/1,745,385.08 = 872,651.76/x
  3. Step 3: Cross multiply
    1,264,568.73x = 1,745,385.08 × 872,651.76
  4. Step 4: Simplify right side
    1,264,568.73x = 1,523,113,361,939.74
  5. Step 5: Solve for x
    x = 1,523,113,361,939.74/1,264,568.73
  6. Step 6: Final answer
    x = 1,204,452.81

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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.