Home / 3,926,656.90-5,419,748.38-2,400,043.42

Finding the Fourth Proportional to 3,926,656.90, 5,419,748.38 and 2,400,043.42

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Solution

The fourth proportional to 3,926,656.90, 5,419,748.38 and 2,400,043.42 is: 3,312,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,656.90 : 5,419,748.38 = 2,400,043.42 : x
  2. Step 2: Convert to fraction form
    3,926,656.90/5,419,748.38 = 2,400,043.42/x
  3. Step 3: Cross multiply
    3,926,656.90x = 5,419,748.38 × 2,400,043.42
  4. Step 4: Simplify right side
    3,926,656.90x = 13,007,631,437,474.66
  5. Step 5: Solve for x
    x = 13,007,631,437,474.66/3,926,656.90
  6. Step 6: Final answer
    x = 3,312,647.82

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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.