Home / 1,401,082.56-2,101,919.04-454,379.46

Finding the Fourth Proportional to 1,401,082.56, 2,101,919.04 and 454,379.46

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Solution

The fourth proportional to 1,401,082.56, 2,101,919.04 and 454,379.46 is: 681,664.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,082.56 : 2,101,919.04 = 454,379.46 : x
  2. Step 2: Convert to fraction form
    1,401,082.56/2,101,919.04 = 454,379.46/x
  3. Step 3: Cross multiply
    1,401,082.56x = 2,101,919.04 × 454,379.46
  4. Step 4: Simplify right side
    1,401,082.56x = 955,068,838,358.92
  5. Step 5: Solve for x
    x = 955,068,838,358.92/1,401,082.56
  6. Step 6: Final answer
    x = 681,664.93

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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.