Home / 2,500,785.78-3,451,087.80-1,354,866.15

Finding the Fourth Proportional to 2,500,785.78, 3,451,087.80 and 1,354,866.15

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Solution

The fourth proportional to 2,500,785.78, 3,451,087.80 and 1,354,866.15 is: 1,869,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,785.78 : 3,451,087.80 = 1,354,866.15 : x
  2. Step 2: Convert to fraction form
    2,500,785.78/3,451,087.80 = 1,354,866.15/x
  3. Step 3: Cross multiply
    2,500,785.78x = 3,451,087.80 × 1,354,866.15
  4. Step 4: Simplify right side
    2,500,785.78x = 4,675,762,040,897.97
  5. Step 5: Solve for x
    x = 4,675,762,040,897.97/2,500,785.78
  6. Step 6: Final answer
    x = 1,869,717.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.