Home / 1,755,958.56-2,632,129.92-690,568.80

Finding the Fourth Proportional to 1,755,958.56, 2,632,129.92 and 690,568.80

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Solution

The fourth proportional to 1,755,958.56, 2,632,129.92 and 690,568.80 is: 1,035,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,958.56 : 2,632,129.92 = 690,568.80 : x
  2. Step 2: Convert to fraction form
    1,755,958.56/2,632,129.92 = 690,568.80/x
  3. Step 3: Cross multiply
    1,755,958.56x = 2,632,129.92 × 690,568.80
  4. Step 4: Simplify right side
    1,755,958.56x = 1,817,666,800,298.50
  5. Step 5: Solve for x
    x = 1,817,666,800,298.50/1,755,958.56
  6. Step 6: Final answer
    x = 1,035,142.20

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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.