Home / 1,217,250.88-1,679,855.69-673,377.30

Finding the Fourth Proportional to 1,217,250.88, 1,679,855.69 and 673,377.30

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Solution

The fourth proportional to 1,217,250.88, 1,679,855.69 and 673,377.30 is: 929,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,250.88 : 1,679,855.69 = 673,377.30 : x
  2. Step 2: Convert to fraction form
    1,217,250.88/1,679,855.69 = 673,377.30/x
  3. Step 3: Cross multiply
    1,217,250.88x = 1,679,855.69 × 673,377.30
  4. Step 4: Simplify right side
    1,217,250.88x = 1,131,176,688,921.84
  5. Step 5: Solve for x
    x = 1,131,176,688,921.84/1,217,250.88
  6. Step 6: Final answer
    x = 929,288.04

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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.