Home / 1,229,903.76-1,845,122.94-376,978.62

Finding the Fourth Proportional to 1,229,903.76, 1,845,122.94 and 376,978.62

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Solution

The fourth proportional to 1,229,903.76, 1,845,122.94 and 376,978.62 is: 565,549.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,903.76 : 1,845,122.94 = 376,978.62 : x
  2. Step 2: Convert to fraction form
    1,229,903.76/1,845,122.94 = 376,978.62/x
  3. Step 3: Cross multiply
    1,229,903.76x = 1,845,122.94 × 376,978.62
  4. Step 4: Simplify right side
    1,229,903.76x = 695,571,899,651.54
  5. Step 5: Solve for x
    x = 695,571,899,651.54/1,229,903.76
  6. Step 6: Final answer
    x = 565,549.86

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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.