Home / 1,728,217.80-2,593,104.30-829,312.20

Finding the Fourth Proportional to 1,728,217.80, 2,593,104.30 and 829,312.20

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Solution

The fourth proportional to 1,728,217.80, 2,593,104.30 and 829,312.20 is: 1,244,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,217.80 : 2,593,104.30 = 829,312.20 : x
  2. Step 2: Convert to fraction form
    1,728,217.80/2,593,104.30 = 829,312.20/x
  3. Step 3: Cross multiply
    1,728,217.80x = 2,593,104.30 × 829,312.20
  4. Step 4: Simplify right side
    1,728,217.80x = 2,150,493,031,862.46
  5. Step 5: Solve for x
    x = 2,150,493,031,862.46/1,728,217.80
  6. Step 6: Final answer
    x = 1,244,341.44

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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.