Home / 3,331,881.53-4,997,822.29-807,536.78

Finding the Fourth Proportional to 3,331,881.53, 4,997,822.29 and 807,536.78

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Solution

The fourth proportional to 3,331,881.53, 4,997,822.29 and 807,536.78 is: 1,211,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,881.53 : 4,997,822.29 = 807,536.78 : x
  2. Step 2: Convert to fraction form
    3,331,881.53/4,997,822.29 = 807,536.78/x
  3. Step 3: Cross multiply
    3,331,881.53x = 4,997,822.29 × 807,536.78
  4. Step 4: Simplify right side
    3,331,881.53x = 4,035,925,319,078.83
  5. Step 5: Solve for x
    x = 4,035,925,319,078.83/3,331,881.53
  6. Step 6: Final answer
    x = 1,211,305.17

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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.