Home / 1,170,301.50-1,614,558.87-680,189.58

Finding the Fourth Proportional to 1,170,301.50, 1,614,558.87 and 680,189.58

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Solution

The fourth proportional to 1,170,301.50, 1,614,558.87 and 680,189.58 is: 938,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,301.50 : 1,614,558.87 = 680,189.58 : x
  2. Step 2: Convert to fraction form
    1,170,301.50/1,614,558.87 = 680,189.58/x
  3. Step 3: Cross multiply
    1,170,301.50x = 1,614,558.87 × 680,189.58
  4. Step 4: Simplify right side
    1,170,301.50x = 1,098,206,119,670.57
  5. Step 5: Solve for x
    x = 1,098,206,119,670.57/1,170,301.50
  6. Step 6: Final answer
    x = 938,395.89

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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.