Home / 1,753,418.40-2,632,492.80-1,123,562.40

Finding the Fourth Proportional to 1,753,418.40, 2,632,492.80 and 1,123,562.40

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Solution

The fourth proportional to 1,753,418.40, 2,632,492.80 and 1,123,562.40 is: 1,686,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,418.40 : 2,632,492.80 = 1,123,562.40 : x
  2. Step 2: Convert to fraction form
    1,753,418.40/2,632,492.80 = 1,123,562.40/x
  3. Step 3: Cross multiply
    1,753,418.40x = 2,632,492.80 × 1,123,562.40
  4. Step 4: Simplify right side
    1,753,418.40x = 2,957,769,928,350.72
  5. Step 5: Solve for x
    x = 2,957,769,928,350.72/1,753,418.40
  6. Step 6: Final answer
    x = 1,686,859.18

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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.