Home / 1,359,898.90-2,040,350.55-561,249.70

Finding the Fourth Proportional to 1,359,898.90, 2,040,350.55 and 561,249.70

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Solution

The fourth proportional to 1,359,898.90, 2,040,350.55 and 561,249.70 is: 842,081.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,898.90 : 2,040,350.55 = 561,249.70 : x
  2. Step 2: Convert to fraction form
    1,359,898.90/2,040,350.55 = 561,249.70/x
  3. Step 3: Cross multiply
    1,359,898.90x = 2,040,350.55 × 561,249.70
  4. Step 4: Simplify right side
    1,359,898.90x = 1,145,146,134,082.34
  5. Step 5: Solve for x
    x = 1,145,146,134,082.34/1,359,898.90
  6. Step 6: Final answer
    x = 842,081.82

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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.