Home / 1,776,029.28-2,664,481.31-513,984.48

Finding the Fourth Proportional to 1,776,029.28, 2,664,481.31 and 513,984.48

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Solution

The fourth proportional to 1,776,029.28, 2,664,481.31 and 513,984.48 is: 771,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,029.28 : 2,664,481.31 = 513,984.48 : x
  2. Step 2: Convert to fraction form
    1,776,029.28/2,664,481.31 = 513,984.48/x
  3. Step 3: Cross multiply
    1,776,029.28x = 2,664,481.31 × 513,984.48
  4. Step 4: Simplify right side
    1,776,029.28x = 1,369,502,040,590.07
  5. Step 5: Solve for x
    x = 1,369,502,040,590.07/1,776,029.28
  6. Step 6: Final answer
    x = 771,103.30

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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.