Home / 1,350,130.60-2,022,863.10-1,140,178.60

Finding the Fourth Proportional to 1,350,130.60, 2,022,863.10 and 1,140,178.60

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Solution

The fourth proportional to 1,350,130.60, 2,022,863.10 and 1,140,178.60 is: 1,708,297.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,130.60 : 2,022,863.10 = 1,140,178.60 : x
  2. Step 2: Convert to fraction form
    1,350,130.60/2,022,863.10 = 1,140,178.60/x
  3. Step 3: Cross multiply
    1,350,130.60x = 2,022,863.10 × 1,140,178.60
  4. Step 4: Simplify right side
    1,350,130.60x = 2,306,425,217,349.66
  5. Step 5: Solve for x
    x = 2,306,425,217,349.66/1,350,130.60
  6. Step 6: Final answer
    x = 1,708,297.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.