Home / 1,298,474.40-1,947,711.70-351,845.14

Finding the Fourth Proportional to 1,298,474.40, 1,947,711.70 and 351,845.14

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Solution

The fourth proportional to 1,298,474.40, 1,947,711.70 and 351,845.14 is: 527,767.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,474.40 : 1,947,711.70 = 351,845.14 : x
  2. Step 2: Convert to fraction form
    1,298,474.40/1,947,711.70 = 351,845.14/x
  3. Step 3: Cross multiply
    1,298,474.40x = 1,947,711.70 × 351,845.14
  4. Step 4: Simplify right side
    1,298,474.40x = 685,292,895,766.14
  5. Step 5: Solve for x
    x = 685,292,895,766.14/1,298,474.40
  6. Step 6: Final answer
    x = 527,767.74

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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.