Home / 2,919,738.24-4,029,225.46-1,612,990.65

Finding the Fourth Proportional to 2,919,738.24, 4,029,225.46 and 1,612,990.65

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Solution

The fourth proportional to 2,919,738.24, 4,029,225.46 and 1,612,990.65 is: 2,225,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,738.24 : 4,029,225.46 = 1,612,990.65 : x
  2. Step 2: Convert to fraction form
    2,919,738.24/4,029,225.46 = 1,612,990.65/x
  3. Step 3: Cross multiply
    2,919,738.24x = 4,029,225.46 × 1,612,990.65
  4. Step 4: Simplify right side
    2,919,738.24x = 6,499,102,993,721.95
  5. Step 5: Solve for x
    x = 6,499,102,993,721.95/2,919,738.24
  6. Step 6: Final answer
    x = 2,225,919.74

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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.