Home / 1,725,185.28-2,380,765.44-1,000,463.28

Finding the Fourth Proportional to 1,725,185.28, 2,380,765.44 and 1,000,463.28

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Solution

The fourth proportional to 1,725,185.28, 2,380,765.44 and 1,000,463.28 is: 1,380,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,185.28 : 2,380,765.44 = 1,000,463.28 : x
  2. Step 2: Convert to fraction form
    1,725,185.28/2,380,765.44 = 1,000,463.28/x
  3. Step 3: Cross multiply
    1,725,185.28x = 2,380,765.44 × 1,000,463.28
  4. Step 4: Simplify right side
    1,725,185.28x = 2,381,868,401,013.04
  5. Step 5: Solve for x
    x = 2,381,868,401,013.04/1,725,185.28
  6. Step 6: Final answer
    x = 1,380,644.98

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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.