Home / 1,257,776.35-1,735,542.65-706,470.90

Finding the Fourth Proportional to 1,257,776.35, 1,735,542.65 and 706,470.90

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Solution

The fourth proportional to 1,257,776.35, 1,735,542.65 and 706,470.90 is: 974,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,776.35 : 1,735,542.65 = 706,470.90 : x
  2. Step 2: Convert to fraction form
    1,257,776.35/1,735,542.65 = 706,470.90/x
  3. Step 3: Cross multiply
    1,257,776.35x = 1,735,542.65 × 706,470.90
  4. Step 4: Simplify right side
    1,257,776.35x = 1,226,110,377,933.89
  5. Step 5: Solve for x
    x = 1,226,110,377,933.89/1,257,776.35
  6. Step 6: Final answer
    x = 974,823.85

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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.