Home / 2,276,098.19-3,140,978.74-1,243,583.90

Finding the Fourth Proportional to 2,276,098.19, 3,140,978.74 and 1,243,583.90

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Solution

The fourth proportional to 2,276,098.19, 3,140,978.74 and 1,243,583.90 is: 1,716,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,098.19 : 3,140,978.74 = 1,243,583.90 : x
  2. Step 2: Convert to fraction form
    2,276,098.19/3,140,978.74 = 1,243,583.90/x
  3. Step 3: Cross multiply
    2,276,098.19x = 3,140,978.74 × 1,243,583.90
  4. Step 4: Simplify right side
    2,276,098.19x = 3,906,070,591,306.29
  5. Step 5: Solve for x
    x = 3,906,070,591,306.29/2,276,098.19
  6. Step 6: Final answer
    x = 1,716,125.70

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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.