Home / 1,018,800-1,405,990.20-566,091

Finding the Fourth Proportional to 1,018,800, 1,405,990.20 and 566,091

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Solution

The fourth proportional to 1,018,800, 1,405,990.20 and 566,091 is: 781,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,800 : 1,405,990.20 = 566,091 : x
  2. Step 2: Convert to fraction form
    1,018,800/1,405,990.20 = 566,091/x
  3. Step 3: Cross multiply
    1,018,800x = 1,405,990.20 × 566,091
  4. Step 4: Simplify right side
    1,018,800x = 795,918,398,308.20
  5. Step 5: Solve for x
    x = 795,918,398,308.20/1,018,800
  6. Step 6: Final answer
    x = 781,231.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.