Home / 1,063,381.59-1,466,636.90-681,443.91

Finding the Fourth Proportional to 1,063,381.59, 1,466,636.90 and 681,443.91

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Solution

The fourth proportional to 1,063,381.59, 1,466,636.90 and 681,443.91 is: 939,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,381.59 : 1,466,636.90 = 681,443.91 : x
  2. Step 2: Convert to fraction form
    1,063,381.59/1,466,636.90 = 681,443.91/x
  3. Step 3: Cross multiply
    1,063,381.59x = 1,466,636.90 × 681,443.91
  4. Step 4: Simplify right side
    1,063,381.59x = 999,430,780,279.06
  5. Step 5: Solve for x
    x = 999,430,780,279.06/1,063,381.59
  6. Step 6: Final answer
    x = 939,860.90

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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.