Home / 1,680,944.85-2,319,693.17-955,792.58

Finding the Fourth Proportional to 1,680,944.85, 2,319,693.17 and 955,792.58

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Solution

The fourth proportional to 1,680,944.85, 2,319,693.17 and 955,792.58 is: 1,318,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,944.85 : 2,319,693.17 = 955,792.58 : x
  2. Step 2: Convert to fraction form
    1,680,944.85/2,319,693.17 = 955,792.58/x
  3. Step 3: Cross multiply
    1,680,944.85x = 2,319,693.17 × 955,792.58
  4. Step 4: Simplify right side
    1,680,944.85x = 2,217,145,503,385.25
  5. Step 5: Solve for x
    x = 2,217,145,503,385.25/1,680,944.85
  6. Step 6: Final answer
    x = 1,318,987.65

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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.