Home / 864,610.20-1,299,752.19-802,184.04

Finding the Fourth Proportional to 864,610.20, 1,299,752.19 and 802,184.04

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Solution

The fourth proportional to 864,610.20, 1,299,752.19 and 802,184.04 is: 1,205,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,610.20 : 1,299,752.19 = 802,184.04 : x
  2. Step 2: Convert to fraction form
    864,610.20/1,299,752.19 = 802,184.04/x
  3. Step 3: Cross multiply
    864,610.20x = 1,299,752.19 × 802,184.04
  4. Step 4: Simplify right side
    864,610.20x = 1,042,640,462,773.05
  5. Step 5: Solve for x
    x = 1,042,640,462,773.05/864,610.20
  6. Step 6: Final answer
    x = 1,205,908.12

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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.