Home / 2,669,658.48-4,004,454.24-647,919

Finding the Fourth Proportional to 2,669,658.48, 4,004,454.24 and 647,919

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Solution

The fourth proportional to 2,669,658.48, 4,004,454.24 and 647,919 is: 971,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,658.48 : 4,004,454.24 = 647,919 : x
  2. Step 2: Convert to fraction form
    2,669,658.48/4,004,454.24 = 647,919/x
  3. Step 3: Cross multiply
    2,669,658.48x = 4,004,454.24 × 647,919
  4. Step 4: Simplify right side
    2,669,658.48x = 2,594,561,986,726.56
  5. Step 5: Solve for x
    x = 2,594,561,986,726.56/2,669,658.48
  6. Step 6: Final answer
    x = 971,870.37

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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.