Home / 1,787,142.59-2,466,273.24-971,348.12

Finding the Fourth Proportional to 1,787,142.59, 2,466,273.24 and 971,348.12

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Solution

The fourth proportional to 1,787,142.59, 2,466,273.24 and 971,348.12 is: 1,340,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,142.59 : 2,466,273.24 = 971,348.12 : x
  2. Step 2: Convert to fraction form
    1,787,142.59/2,466,273.24 = 971,348.12/x
  3. Step 3: Cross multiply
    1,787,142.59x = 2,466,273.24 × 971,348.12
  4. Step 4: Simplify right side
    1,787,142.59x = 2,395,609,862,748.94
  5. Step 5: Solve for x
    x = 2,395,609,862,748.94/1,787,142.59
  6. Step 6: Final answer
    x = 1,340,469.35

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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.