Home / 3,081,969.20-4,623,156.76-807,549.36

Finding the Fourth Proportional to 3,081,969.20, 4,623,156.76 and 807,549.36

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Solution

The fourth proportional to 3,081,969.20, 4,623,156.76 and 807,549.36 is: 1,211,377.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,969.20 : 4,623,156.76 = 807,549.36 : x
  2. Step 2: Convert to fraction form
    3,081,969.20/4,623,156.76 = 807,549.36/x
  3. Step 3: Cross multiply
    3,081,969.20x = 4,623,156.76 × 807,549.36
  4. Step 4: Simplify right side
    3,081,969.20x = 3,733,427,282,717.67
  5. Step 5: Solve for x
    x = 3,733,427,282,717.67/3,081,969.20
  6. Step 6: Final answer
    x = 1,211,377.22

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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.