Home / 1,348,807.60-2,022,952.20-402,209.20

Finding the Fourth Proportional to 1,348,807.60, 2,022,952.20 and 402,209.20

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Solution

The fourth proportional to 1,348,807.60, 2,022,952.20 and 402,209.20 is: 603,236.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,807.60 : 2,022,952.20 = 402,209.20 : x
  2. Step 2: Convert to fraction form
    1,348,807.60/2,022,952.20 = 402,209.20/x
  3. Step 3: Cross multiply
    1,348,807.60x = 2,022,952.20 × 402,209.20
  4. Step 4: Simplify right side
    1,348,807.60x = 813,649,986,000.24
  5. Step 5: Solve for x
    x = 813,649,986,000.24/1,348,807.60
  6. Step 6: Final answer
    x = 603,236.51

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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.