Home / 1,845,923.20-2,770,123.20-647,843.20

Finding the Fourth Proportional to 1,845,923.20, 2,770,123.20 and 647,843.20

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Solution

The fourth proportional to 1,845,923.20, 2,770,123.20 and 647,843.20 is: 972,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,923.20 : 2,770,123.20 = 647,843.20 : x
  2. Step 2: Convert to fraction form
    1,845,923.20/2,770,123.20 = 647,843.20/x
  3. Step 3: Cross multiply
    1,845,923.20x = 2,770,123.20 × 647,843.20
  4. Step 4: Simplify right side
    1,845,923.20x = 1,794,605,478,282.24
  5. Step 5: Solve for x
    x = 1,794,605,478,282.24/1,845,923.20
  6. Step 6: Final answer
    x = 972,199.43

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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.