Home / 1,401,255.81-2,102,178.92-454,552.61

Finding the Fourth Proportional to 1,401,255.81, 2,102,178.92 and 454,552.61

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Solution

The fourth proportional to 1,401,255.81, 2,102,178.92 and 454,552.61 is: 681,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,255.81 : 2,102,178.92 = 454,552.61 : x
  2. Step 2: Convert to fraction form
    1,401,255.81/2,102,178.92 = 454,552.61/x
  3. Step 3: Cross multiply
    1,401,255.81x = 2,102,178.92 × 454,552.61
  4. Step 4: Simplify right side
    1,401,255.81x = 955,550,912,500.22
  5. Step 5: Solve for x
    x = 955,550,912,500.22/1,401,255.81
  6. Step 6: Final answer
    x = 681,924.67

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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.