Home / 2,841,139.20-4,261,514.40-922,022.40

Finding the Fourth Proportional to 2,841,139.20, 4,261,514.40 and 922,022.40

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Solution

The fourth proportional to 2,841,139.20, 4,261,514.40 and 922,022.40 is: 1,382,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,139.20 : 4,261,514.40 = 922,022.40 : x
  2. Step 2: Convert to fraction form
    2,841,139.20/4,261,514.40 = 922,022.40/x
  3. Step 3: Cross multiply
    2,841,139.20x = 4,261,514.40 × 922,022.40
  4. Step 4: Simplify right side
    2,841,139.20x = 3,929,211,734,722.56
  5. Step 5: Solve for x
    x = 3,929,211,734,722.56/2,841,139.20
  6. Step 6: Final answer
    x = 1,382,970.51

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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.