Home / 1,401,175.02-2,101,764.15-454,619.55

Finding the Fourth Proportional to 1,401,175.02, 2,101,764.15 and 454,619.55

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Solution

The fourth proportional to 1,401,175.02, 2,101,764.15 and 454,619.55 is: 681,929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,175.02 : 2,101,764.15 = 454,619.55 : x
  2. Step 2: Convert to fraction form
    1,401,175.02/2,101,764.15 = 454,619.55/x
  3. Step 3: Cross multiply
    1,401,175.02x = 2,101,764.15 × 454,619.55
  4. Step 4: Simplify right side
    1,401,175.02x = 955,503,072,079.13
  5. Step 5: Solve for x
    x = 955,503,072,079.13/1,401,175.02
  6. Step 6: Final answer
    x = 681,929.85

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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.