Home / 1,401,208.56-2,102,108.04-454,505.46

Finding the Fourth Proportional to 1,401,208.56, 2,102,108.04 and 454,505.46

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Solution

The fourth proportional to 1,401,208.56, 2,102,108.04 and 454,505.46 is: 681,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,208.56 : 2,102,108.04 = 454,505.46 : x
  2. Step 2: Convert to fraction form
    1,401,208.56/2,102,108.04 = 454,505.46/x
  3. Step 3: Cross multiply
    1,401,208.56x = 2,102,108.04 × 454,505.46
  4. Step 4: Simplify right side
    1,401,208.56x = 955,419,581,689.90
  5. Step 5: Solve for x
    x = 955,419,581,689.90/1,401,208.56
  6. Step 6: Final answer
    x = 681,853.94

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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.