Home / 1,787,150.30-2,466,283.92-971,355.90

Finding the Fourth Proportional to 1,787,150.30, 2,466,283.92 and 971,355.90

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Solution

The fourth proportional to 1,787,150.30, 2,466,283.92 and 971,355.90 is: 1,340,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,150.30 : 2,466,283.92 = 971,355.90 : x
  2. Step 2: Convert to fraction form
    1,787,150.30/2,466,283.92 = 971,355.90/x
  3. Step 3: Cross multiply
    1,787,150.30x = 2,466,283.92 × 971,355.90
  4. Step 4: Simplify right side
    1,787,150.30x = 2,395,639,425,697.27
  5. Step 5: Solve for x
    x = 2,395,639,425,697.27/1,787,150.30
  6. Step 6: Final answer
    x = 1,340,480.11

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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.