Home / 1,006,843.20-1,510,264.80-822,523.20

Finding the Fourth Proportional to 1,006,843.20, 1,510,264.80 and 822,523.20

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Solution

The fourth proportional to 1,006,843.20, 1,510,264.80 and 822,523.20 is: 1,233,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,843.20 : 1,510,264.80 = 822,523.20 : x
  2. Step 2: Convert to fraction form
    1,006,843.20/1,510,264.80 = 822,523.20/x
  3. Step 3: Cross multiply
    1,006,843.20x = 1,510,264.80 × 822,523.20
  4. Step 4: Simplify right side
    1,006,843.20x = 1,242,227,836,143.36
  5. Step 5: Solve for x
    x = 1,242,227,836,143.36/1,006,843.20
  6. Step 6: Final answer
    x = 1,233,784.80

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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.