Home / 1,806,520.84-2,493,002.30-990,730.28

Finding the Fourth Proportional to 1,806,520.84, 2,493,002.30 and 990,730.28

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Solution

The fourth proportional to 1,806,520.84, 2,493,002.30 and 990,730.28 is: 1,367,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,520.84 : 2,493,002.30 = 990,730.28 : x
  2. Step 2: Convert to fraction form
    1,806,520.84/2,493,002.30 = 990,730.28/x
  3. Step 3: Cross multiply
    1,806,520.84x = 2,493,002.30 × 990,730.28
  4. Step 4: Simplify right side
    1,806,520.84x = 2,469,892,866,719.64
  5. Step 5: Solve for x
    x = 2,469,892,866,719.64/1,806,520.84
  6. Step 6: Final answer
    x = 1,367,209.73

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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.