Home / 1,791,181.20-2,687,126.16-511,800.24

Finding the Fourth Proportional to 1,791,181.20, 2,687,126.16 and 511,800.24

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Solution

The fourth proportional to 1,791,181.20, 2,687,126.16 and 511,800.24 is: 767,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,181.20 : 2,687,126.16 = 511,800.24 : x
  2. Step 2: Convert to fraction form
    1,791,181.20/2,687,126.16 = 511,800.24/x
  3. Step 3: Cross multiply
    1,791,181.20x = 2,687,126.16 × 511,800.24
  4. Step 4: Simplify right side
    1,791,181.20x = 1,375,271,813,598.28
  5. Step 5: Solve for x
    x = 1,375,271,813,598.28/1,791,181.20
  6. Step 6: Final answer
    x = 767,801.61

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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.