Home / 1,401,162.36-2,102,039.06-454,459.56

Finding the Fourth Proportional to 1,401,162.36, 2,102,039.06 and 454,459.56

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Solution

The fourth proportional to 1,401,162.36, 2,102,039.06 and 454,459.56 is: 681,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,162.36 : 2,102,039.06 = 454,459.56 : x
  2. Step 2: Convert to fraction form
    1,401,162.36/2,102,039.06 = 454,459.56/x
  3. Step 3: Cross multiply
    1,401,162.36x = 2,102,039.06 × 454,459.56
  4. Step 4: Simplify right side
    1,401,162.36x = 955,291,746,310.41
  5. Step 5: Solve for x
    x = 955,291,746,310.41/1,401,162.36
  6. Step 6: Final answer
    x = 681,785.19

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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.