Home / 5,650,938.12-7,798,240.44-3,072,619.80

Finding the Fourth Proportional to 5,650,938.12, 7,798,240.44 and 3,072,619.80

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Solution

The fourth proportional to 5,650,938.12, 7,798,240.44 and 3,072,619.80 is: 4,240,185.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650,938.12 : 7,798,240.44 = 3,072,619.80 : x
  2. Step 2: Convert to fraction form
    5,650,938.12/7,798,240.44 = 3,072,619.80/x
  3. Step 3: Cross multiply
    5,650,938.12x = 7,798,240.44 × 3,072,619.80
  4. Step 4: Simplify right side
    5,650,938.12x = 23,961,027,981,104.71
  5. Step 5: Solve for x
    x = 23,961,027,981,104.71/5,650,938.12
  6. Step 6: Final answer
    x = 4,240,185.87

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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.