Home / 1,738,118.80-2,607,178.20-1,439,520.40

Finding the Fourth Proportional to 1,738,118.80, 2,607,178.20 and 1,439,520.40

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Solution

The fourth proportional to 1,738,118.80, 2,607,178.20 and 1,439,520.40 is: 2,159,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,118.80 : 2,607,178.20 = 1,439,520.40 : x
  2. Step 2: Convert to fraction form
    1,738,118.80/2,607,178.20 = 1,439,520.40/x
  3. Step 3: Cross multiply
    1,738,118.80x = 2,607,178.20 × 1,439,520.40
  4. Step 4: Simplify right side
    1,738,118.80x = 3,753,086,205,335.28
  5. Step 5: Solve for x
    x = 3,753,086,205,335.28/1,738,118.80
  6. Step 6: Final answer
    x = 2,159,280.60

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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.