Home / 1,345,250.85-2,015,634.25-945,175.38

Finding the Fourth Proportional to 1,345,250.85, 2,015,634.25 and 945,175.38

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Solution

The fourth proportional to 1,345,250.85, 2,015,634.25 and 945,175.38 is: 1,416,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,250.85 : 2,015,634.25 = 945,175.38 : x
  2. Step 2: Convert to fraction form
    1,345,250.85/2,015,634.25 = 945,175.38/x
  3. Step 3: Cross multiply
    1,345,250.85x = 2,015,634.25 × 945,175.38
  4. Step 4: Simplify right side
    1,345,250.85x = 1,905,127,868,184.77
  5. Step 5: Solve for x
    x = 1,905,127,868,184.77/1,345,250.85
  6. Step 6: Final answer
    x = 1,416,187.82

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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.