Home / 1,401,322.32-2,102,279.40-454,619.88

Finding the Fourth Proportional to 1,401,322.32, 2,102,279.40 and 454,619.88

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Solution

The fourth proportional to 1,401,322.32, 2,102,279.40 and 454,619.88 is: 682,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,322.32 : 2,102,279.40 = 454,619.88 : x
  2. Step 2: Convert to fraction form
    1,401,322.32/2,102,279.40 = 454,619.88/x
  3. Step 3: Cross multiply
    1,401,322.32x = 2,102,279.40 × 454,619.88
  4. Step 4: Simplify right side
    1,401,322.32x = 955,738,008,554.47
  5. Step 5: Solve for x
    x = 955,738,008,554.47/1,401,322.32
  6. Step 6: Final answer
    x = 682,025.82

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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.