Home / 2,479,219.20-3,718,828.80-881,834.40

Finding the Fourth Proportional to 2,479,219.20, 3,718,828.80 and 881,834.40

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Solution

The fourth proportional to 2,479,219.20, 3,718,828.80 and 881,834.40 is: 1,322,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,219.20 : 3,718,828.80 = 881,834.40 : x
  2. Step 2: Convert to fraction form
    2,479,219.20/3,718,828.80 = 881,834.40/x
  3. Step 3: Cross multiply
    2,479,219.20x = 3,718,828.80 × 881,834.40
  4. Step 4: Simplify right side
    2,479,219.20x = 3,279,391,163,550.72
  5. Step 5: Solve for x
    x = 3,279,391,163,550.72/2,479,219.20
  6. Step 6: Final answer
    x = 1,322,751.60

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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.