Home / 1,248,217.56-1,722,589.07-731,899.67

Finding the Fourth Proportional to 1,248,217.56, 1,722,589.07 and 731,899.67

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Solution

The fourth proportional to 1,248,217.56, 1,722,589.07 and 731,899.67 is: 1,010,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,217.56 : 1,722,589.07 = 731,899.67 : x
  2. Step 2: Convert to fraction form
    1,248,217.56/1,722,589.07 = 731,899.67/x
  3. Step 3: Cross multiply
    1,248,217.56x = 1,722,589.07 × 731,899.67
  4. Step 4: Simplify right side
    1,248,217.56x = 1,260,762,359,606.16
  5. Step 5: Solve for x
    x = 1,260,762,359,606.16/1,248,217.56
  6. Step 6: Final answer
    x = 1,010,050.17

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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.