Home / 2,151,328.50-3,227,140.44-712,009.26

Finding the Fourth Proportional to 2,151,328.50, 3,227,140.44 and 712,009.26

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Solution

The fourth proportional to 2,151,328.50, 3,227,140.44 and 712,009.26 is: 1,068,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,328.50 : 3,227,140.44 = 712,009.26 : x
  2. Step 2: Convert to fraction form
    2,151,328.50/3,227,140.44 = 712,009.26/x
  3. Step 3: Cross multiply
    2,151,328.50x = 3,227,140.44 × 712,009.26
  4. Step 4: Simplify right side
    2,151,328.50x = 2,297,753,876,600.47
  5. Step 5: Solve for x
    x = 2,297,753,876,600.47/2,151,328.50
  6. Step 6: Final answer
    x = 1,068,062.77

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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.