Home / 1,904,672.38-2,628,479.82-1,045,312.60

Finding the Fourth Proportional to 1,904,672.38, 2,628,479.82 and 1,045,312.60

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Solution

The fourth proportional to 1,904,672.38, 2,628,479.82 and 1,045,312.60 is: 1,442,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,672.38 : 2,628,479.82 = 1,045,312.60 : x
  2. Step 2: Convert to fraction form
    1,904,672.38/2,628,479.82 = 1,045,312.60/x
  3. Step 3: Cross multiply
    1,904,672.38x = 2,628,479.82 × 1,045,312.60
  4. Step 4: Simplify right side
    1,904,672.38x = 2,747,583,074,691.73
  5. Step 5: Solve for x
    x = 2,747,583,074,691.73/1,904,672.38
  6. Step 6: Final answer
    x = 1,442,548.91

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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.