Home / 1,371,589.68-1,892,773.76-759,740.40

Finding the Fourth Proportional to 1,371,589.68, 1,892,773.76 and 759,740.40

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Solution

The fourth proportional to 1,371,589.68, 1,892,773.76 and 759,740.40 is: 1,048,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,589.68 : 1,892,773.76 = 759,740.40 : x
  2. Step 2: Convert to fraction form
    1,371,589.68/1,892,773.76 = 759,740.40/x
  3. Step 3: Cross multiply
    1,371,589.68x = 1,892,773.76 × 759,740.40
  4. Step 4: Simplify right side
    1,371,589.68x = 1,438,016,693,531.90
  5. Step 5: Solve for x
    x = 1,438,016,693,531.90/1,371,589.68
  6. Step 6: Final answer
    x = 1,048,430.67

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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.