Home / 4,143,919.18-5,717,849.32-2,308,331.78

Finding the Fourth Proportional to 4,143,919.18, 5,717,849.32 and 2,308,331.78

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Solution

The fourth proportional to 4,143,919.18, 5,717,849.32 and 2,308,331.78 is: 3,185,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,919.18 : 5,717,849.32 = 2,308,331.78 : x
  2. Step 2: Convert to fraction form
    4,143,919.18/5,717,849.32 = 2,308,331.78/x
  3. Step 3: Cross multiply
    4,143,919.18x = 5,717,849.32 × 2,308,331.78
  4. Step 4: Simplify right side
    4,143,919.18x = 13,198,693,298,607.39
  5. Step 5: Solve for x
    x = 13,198,693,298,607.39/4,143,919.18
  6. Step 6: Final answer
    x = 3,185,074.98

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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.