Home / 2,921,819.93-4,382,729.89-791,904.04

Finding the Fourth Proportional to 2,921,819.93, 4,382,729.89 and 791,904.04

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Solution

The fourth proportional to 2,921,819.93, 4,382,729.89 and 791,904.04 is: 1,187,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,819.93 : 4,382,729.89 = 791,904.04 : x
  2. Step 2: Convert to fraction form
    2,921,819.93/4,382,729.89 = 791,904.04/x
  3. Step 3: Cross multiply
    2,921,819.93x = 4,382,729.89 × 791,904.04
  4. Step 4: Simplify right side
    2,921,819.93x = 3,470,701,518,949.60
  5. Step 5: Solve for x
    x = 3,470,701,518,949.60/2,921,819.93
  6. Step 6: Final answer
    x = 1,187,856.06

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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.