Home / 1,253,295.55-1,880,654.33-676,911.70

Finding the Fourth Proportional to 1,253,295.55, 1,880,654.33 and 676,911.70

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Solution

The fourth proportional to 1,253,295.55, 1,880,654.33 and 676,911.70 is: 1,015,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,295.55 : 1,880,654.33 = 676,911.70 : x
  2. Step 2: Convert to fraction form
    1,253,295.55/1,880,654.33 = 676,911.70/x
  3. Step 3: Cross multiply
    1,253,295.55x = 1,880,654.33 × 676,911.70
  4. Step 4: Simplify right side
    1,253,295.55x = 1,273,036,916,248.10
  5. Step 5: Solve for x
    x = 1,273,036,916,248.10/1,253,295.55
  6. Step 6: Final answer
    x = 1,015,751.56

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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.