Home / 2,252,924.61-3,109,045.50-1,220,432.40

Finding the Fourth Proportional to 2,252,924.61, 3,109,045.50 and 1,220,432.40

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Solution

The fourth proportional to 2,252,924.61, 3,109,045.50 and 1,220,432.40 is: 1,684,201.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,924.61 : 3,109,045.50 = 1,220,432.40 : x
  2. Step 2: Convert to fraction form
    2,252,924.61/3,109,045.50 = 1,220,432.40/x
  3. Step 3: Cross multiply
    2,252,924.61x = 3,109,045.50 × 1,220,432.40
  4. Step 4: Simplify right side
    2,252,924.61x = 3,794,379,866,318.88
  5. Step 5: Solve for x
    x = 3,794,379,866,318.88/2,252,924.61
  6. Step 6: Final answer
    x = 1,684,201.88

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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.