Home / 1,781,967.53-2,459,132.76-966,169.15

Finding the Fourth Proportional to 1,781,967.53, 2,459,132.76 and 966,169.15

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Solution

The fourth proportional to 1,781,967.53, 2,459,132.76 and 966,169.15 is: 1,333,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,967.53 : 2,459,132.76 = 966,169.15 : x
  2. Step 2: Convert to fraction form
    1,781,967.53/2,459,132.76 = 966,169.15/x
  3. Step 3: Cross multiply
    1,781,967.53x = 2,459,132.76 × 966,169.15
  4. Step 4: Simplify right side
    1,781,967.53x = 2,375,938,205,941.66
  5. Step 5: Solve for x
    x = 2,375,938,205,941.66/1,781,967.53
  6. Step 6: Final answer
    x = 1,333,322.95

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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.