Home / 1,540,519.10-2,125,199.96-996,830.39

Finding the Fourth Proportional to 1,540,519.10, 2,125,199.96 and 996,830.39

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Solution

The fourth proportional to 1,540,519.10, 2,125,199.96 and 996,830.39 is: 1,375,162.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,519.10 : 2,125,199.96 = 996,830.39 : x
  2. Step 2: Convert to fraction form
    1,540,519.10/2,125,199.96 = 996,830.39/x
  3. Step 3: Cross multiply
    1,540,519.10x = 2,125,199.96 × 996,830.39
  4. Step 4: Simplify right side
    1,540,519.10x = 2,118,463,904,954.78
  5. Step 5: Solve for x
    x = 2,118,463,904,954.78/1,540,519.10
  6. Step 6: Final answer
    x = 1,375,162.38

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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.