Home / 1,080,108.41-1,620,142.56-322,463.57

Finding the Fourth Proportional to 1,080,108.41, 1,620,142.56 and 322,463.57

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Solution

The fourth proportional to 1,080,108.41, 1,620,142.56 and 322,463.57 is: 483,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,108.41 : 1,620,142.56 = 322,463.57 : x
  2. Step 2: Convert to fraction form
    1,080,108.41/1,620,142.56 = 322,463.57/x
  3. Step 3: Cross multiply
    1,080,108.41x = 1,620,142.56 × 322,463.57
  4. Step 4: Simplify right side
    1,080,108.41x = 522,436,945,705.83
  5. Step 5: Solve for x
    x = 522,436,945,705.83/1,080,108.41
  6. Step 6: Final answer
    x = 483,689.36

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Double scale
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1.5x scale

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.