Home / 1,048,742.24-1,446,444.30-681,337.78

Finding the Fourth Proportional to 1,048,742.24, 1,446,444.30 and 681,337.78

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Solution

The fourth proportional to 1,048,742.24, 1,446,444.30 and 681,337.78 is: 939,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,742.24 : 1,446,444.30 = 681,337.78 : x
  2. Step 2: Convert to fraction form
    1,048,742.24/1,446,444.30 = 681,337.78/x
  3. Step 3: Cross multiply
    1,048,742.24x = 1,446,444.30 × 681,337.78
  4. Step 4: Simplify right side
    1,048,742.24x = 985,517,147,508.69
  5. Step 5: Solve for x
    x = 985,517,147,508.69/1,048,742.24
  6. Step 6: Final answer
    x = 939,713.41

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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.