Home / 3,550,780.32-4,900,375.44-2,174,117.28

Finding the Fourth Proportional to 3,550,780.32, 4,900,375.44 and 2,174,117.28

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Solution

The fourth proportional to 3,550,780.32, 4,900,375.44 and 2,174,117.28 is: 3,000,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,780.32 : 4,900,375.44 = 2,174,117.28 : x
  2. Step 2: Convert to fraction form
    3,550,780.32/4,900,375.44 = 2,174,117.28/x
  3. Step 3: Cross multiply
    3,550,780.32x = 4,900,375.44 × 2,174,117.28
  4. Step 4: Simplify right side
    3,550,780.32x = 10,653,990,922,591.60
  5. Step 5: Solve for x
    x = 10,653,990,922,591.60/3,550,780.32
  6. Step 6: Final answer
    x = 3,000,464.68

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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.