Home / 1,680,354.28-2,318,796.42-955,101.16

Finding the Fourth Proportional to 1,680,354.28, 2,318,796.42 and 955,101.16

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Solution

The fourth proportional to 1,680,354.28, 2,318,796.42 and 955,101.16 is: 1,317,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,354.28 : 2,318,796.42 = 955,101.16 : x
  2. Step 2: Convert to fraction form
    1,680,354.28/2,318,796.42 = 955,101.16/x
  3. Step 3: Cross multiply
    1,680,354.28x = 2,318,796.42 × 955,101.16
  4. Step 4: Simplify right side
    1,680,354.28x = 2,214,685,150,545.85
  5. Step 5: Solve for x
    x = 2,214,685,150,545.85/1,680,354.28
  6. Step 6: Final answer
    x = 1,317,987.03

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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.