Home / 1,401,079.56-2,101,914.54-454,376.46

Finding the Fourth Proportional to 1,401,079.56, 2,101,914.54 and 454,376.46

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Solution

The fourth proportional to 1,401,079.56, 2,101,914.54 and 454,376.46 is: 681,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,079.56 : 2,101,914.54 = 454,376.46 : x
  2. Step 2: Convert to fraction form
    1,401,079.56/2,101,914.54 = 454,376.46/x
  3. Step 3: Cross multiply
    1,401,079.56x = 2,101,914.54 × 454,376.46
  4. Step 4: Simplify right side
    1,401,079.56x = 955,060,487,907.73
  5. Step 5: Solve for x
    x = 955,060,487,907.73/1,401,079.56
  6. Step 6: Final answer
    x = 681,660.42

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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.