Home / 1,902,422.89-2,856,480.74-1,647,045.25

Finding the Fourth Proportional to 1,902,422.89, 2,856,480.74 and 1,647,045.25

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Solution

The fourth proportional to 1,902,422.89, 2,856,480.74 and 1,647,045.25 is: 2,473,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,422.89 : 2,856,480.74 = 1,647,045.25 : x
  2. Step 2: Convert to fraction form
    1,902,422.89/2,856,480.74 = 1,647,045.25/x
  3. Step 3: Cross multiply
    1,902,422.89x = 2,856,480.74 × 1,647,045.25
  4. Step 4: Simplify right side
    1,902,422.89x = 4,704,753,034,533.49
  5. Step 5: Solve for x
    x = 4,704,753,034,533.49/1,902,422.89
  6. Step 6: Final answer
    x = 2,473,032.18

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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.