Home / 3,103,929.21-4,649,164.54-1,503,135.43

Finding the Fourth Proportional to 3,103,929.21, 4,649,164.54 and 1,503,135.43

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Solution

The fourth proportional to 3,103,929.21, 4,649,164.54 and 1,503,135.43 is: 2,251,444.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,929.21 : 4,649,164.54 = 1,503,135.43 : x
  2. Step 2: Convert to fraction form
    3,103,929.21/4,649,164.54 = 1,503,135.43/x
  3. Step 3: Cross multiply
    3,103,929.21x = 4,649,164.54 × 1,503,135.43
  4. Step 4: Simplify right side
    3,103,929.21x = 6,988,323,933,048.04
  5. Step 5: Solve for x
    x = 6,988,323,933,048.04/3,103,929.21
  6. Step 6: Final answer
    x = 2,251,444.36

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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.