Home / 2,531,578.32-3,493,610.90-1,385,634.06

Finding the Fourth Proportional to 2,531,578.32, 3,493,610.90 and 1,385,634.06

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Solution

The fourth proportional to 2,531,578.32, 3,493,610.90 and 1,385,634.06 is: 1,912,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,578.32 : 3,493,610.90 = 1,385,634.06 : x
  2. Step 2: Convert to fraction form
    2,531,578.32/3,493,610.90 = 1,385,634.06/x
  3. Step 3: Cross multiply
    2,531,578.32x = 3,493,610.90 × 1,385,634.06
  4. Step 4: Simplify right side
    2,531,578.32x = 4,840,866,248,499.08
  5. Step 5: Solve for x
    x = 4,840,866,248,499.08/2,531,578.32
  6. Step 6: Final answer
    x = 1,912,192.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.