Home / 1,371,265.20-1,892,351.26-759,404.57

Finding the Fourth Proportional to 1,371,265.20, 1,892,351.26 and 759,404.57

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Solution

The fourth proportional to 1,371,265.20, 1,892,351.26 and 759,404.57 is: 1,047,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,265.20 : 1,892,351.26 = 759,404.57 : x
  2. Step 2: Convert to fraction form
    1,371,265.20/1,892,351.26 = 759,404.57/x
  3. Step 3: Cross multiply
    1,371,265.20x = 1,892,351.26 × 759,404.57
  4. Step 4: Simplify right side
    1,371,265.20x = 1,437,060,186,376.76
  5. Step 5: Solve for x
    x = 1,437,060,186,376.76/1,371,265.20
  6. Step 6: Final answer
    x = 1,047,981.23

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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.