Home / 2,858,943.20-3,945,470.28-1,712,998.92

Finding the Fourth Proportional to 2,858,943.20, 3,945,470.28 and 1,712,998.92

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Solution

The fourth proportional to 2,858,943.20, 3,945,470.28 and 1,712,998.92 is: 2,364,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,943.20 : 3,945,470.28 = 1,712,998.92 : x
  2. Step 2: Convert to fraction form
    2,858,943.20/3,945,470.28 = 1,712,998.92/x
  3. Step 3: Cross multiply
    2,858,943.20x = 3,945,470.28 × 1,712,998.92
  4. Step 4: Simplify right side
    2,858,943.20x = 6,758,586,328,532.10
  5. Step 5: Solve for x
    x = 6,758,586,328,532.10/2,858,943.20
  6. Step 6: Final answer
    x = 2,364,015.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.