Home / 2,822,989.40-4,232,103.68-1,224,348.44

Finding the Fourth Proportional to 2,822,989.40, 4,232,103.68 and 1,224,348.44

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Solution

The fourth proportional to 2,822,989.40, 4,232,103.68 and 1,224,348.44 is: 1,835,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822,989.40 : 4,232,103.68 = 1,224,348.44 : x
  2. Step 2: Convert to fraction form
    2,822,989.40/4,232,103.68 = 1,224,348.44/x
  3. Step 3: Cross multiply
    2,822,989.40x = 4,232,103.68 × 1,224,348.44
  4. Step 4: Simplify right side
    2,822,989.40x = 5,181,569,520,426.61
  5. Step 5: Solve for x
    x = 5,181,569,520,426.61/2,822,989.40
  6. Step 6: Final answer
    x = 1,835,490.25

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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.