Home / 974,679.28-1,344,649.96-759,445.68

Finding the Fourth Proportional to 974,679.28, 1,344,649.96 and 759,445.68

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Solution

The fourth proportional to 974,679.28, 1,344,649.96 and 759,445.68 is: 1,047,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,679.28 : 1,344,649.96 = 759,445.68 : x
  2. Step 2: Convert to fraction form
    974,679.28/1,344,649.96 = 759,445.68/x
  3. Step 3: Cross multiply
    974,679.28x = 1,344,649.96 × 759,445.68
  4. Step 4: Simplify right side
    974,679.28x = 1,021,188,603,234.17
  5. Step 5: Solve for x
    x = 1,021,188,603,234.17/974,679.28
  6. Step 6: Final answer
    x = 1,047,717.57

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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.