Home / 1,253,006.20-1,878,197.10-494,554.60

Finding the Fourth Proportional to 1,253,006.20, 1,878,197.10 and 494,554.60

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Solution

The fourth proportional to 1,253,006.20, 1,878,197.10 and 494,554.60 is: 741,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,006.20 : 1,878,197.10 = 494,554.60 : x
  2. Step 2: Convert to fraction form
    1,253,006.20/1,878,197.10 = 494,554.60/x
  3. Step 3: Cross multiply
    1,253,006.20x = 1,878,197.10 × 494,554.60
  4. Step 4: Simplify right side
    1,253,006.20x = 928,871,015,511.66
  5. Step 5: Solve for x
    x = 928,871,015,511.66/1,253,006.20
  6. Step 6: Final answer
    x = 741,313.98

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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.