Home / 2,830,955.90-4,238,139.45-2,499,179.90

Finding the Fourth Proportional to 2,830,955.90, 4,238,139.45 and 2,499,179.90

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Solution

The fourth proportional to 2,830,955.90, 4,238,139.45 and 2,499,179.90 is: 3,741,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,955.90 : 4,238,139.45 = 2,499,179.90 : x
  2. Step 2: Convert to fraction form
    2,830,955.90/4,238,139.45 = 2,499,179.90/x
  3. Step 3: Cross multiply
    2,830,955.90x = 4,238,139.45 × 2,499,179.90
  4. Step 4: Simplify right side
    2,830,955.90x = 10,591,872,926,837.05
  5. Step 5: Solve for x
    x = 10,591,872,926,837.05/2,830,955.90
  6. Step 6: Final answer
    x = 3,741,447.52

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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.