Home / 1,502,408.40-2,073,325.40-814,079.76

Finding the Fourth Proportional to 1,502,408.40, 2,073,325.40 and 814,079.76

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Solution

The fourth proportional to 1,502,408.40, 2,073,325.40 and 814,079.76 is: 1,123,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,408.40 : 2,073,325.40 = 814,079.76 : x
  2. Step 2: Convert to fraction form
    1,502,408.40/2,073,325.40 = 814,079.76/x
  3. Step 3: Cross multiply
    1,502,408.40x = 2,073,325.40 × 814,079.76
  4. Step 4: Simplify right side
    1,502,408.40x = 1,687,852,244,033.90
  5. Step 5: Solve for x
    x = 1,687,852,244,033.90/1,502,408.40
  6. Step 6: Final answer
    x = 1,123,431.05

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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.