Home / 2,493,726.50-3,441,273.78-1,405,988.60

Finding the Fourth Proportional to 2,493,726.50, 3,441,273.78 and 1,405,988.60

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Solution

The fourth proportional to 2,493,726.50, 3,441,273.78 and 1,405,988.60 is: 1,940,225.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493,726.50 : 3,441,273.78 = 1,405,988.60 : x
  2. Step 2: Convert to fraction form
    2,493,726.50/3,441,273.78 = 1,405,988.60/x
  3. Step 3: Cross multiply
    2,493,726.50x = 3,441,273.78 × 1,405,988.60
  4. Step 4: Simplify right side
    2,493,726.50x = 4,838,391,704,158.91
  5. Step 5: Solve for x
    x = 4,838,391,704,158.91/2,493,726.50
  6. Step 6: Final answer
    x = 1,940,225.48

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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.