Home / 1,295,764.20-1,942,220.70-453,882.60

Finding the Fourth Proportional to 1,295,764.20, 1,942,220.70 and 453,882.60

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Solution

The fourth proportional to 1,295,764.20, 1,942,220.70 and 453,882.60 is: 680,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,764.20 : 1,942,220.70 = 453,882.60 : x
  2. Step 2: Convert to fraction form
    1,295,764.20/1,942,220.70 = 453,882.60/x
  3. Step 3: Cross multiply
    1,295,764.20x = 1,942,220.70 × 453,882.60
  4. Step 4: Simplify right side
    1,295,764.20x = 881,540,181,089.82
  5. Step 5: Solve for x
    x = 881,540,181,089.82/1,295,764.20
  6. Step 6: Final answer
    x = 680,324.54

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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.