Home / 2,921,426.29-4,382,007.95-1,962,286.01

Finding the Fourth Proportional to 2,921,426.29, 4,382,007.95 and 1,962,286.01

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Solution

The fourth proportional to 2,921,426.29, 4,382,007.95 and 1,962,286.01 is: 2,943,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,426.29 : 4,382,007.95 = 1,962,286.01 : x
  2. Step 2: Convert to fraction form
    2,921,426.29/4,382,007.95 = 1,962,286.01/x
  3. Step 3: Cross multiply
    2,921,426.29x = 4,382,007.95 × 1,962,286.01
  4. Step 4: Simplify right side
    2,921,426.29x = 8,598,752,874,083.74
  5. Step 5: Solve for x
    x = 8,598,752,874,083.74/2,921,426.29
  6. Step 6: Final answer
    x = 2,943,340.70

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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.