Home / 3,209,287.68-4,428,865.44-1,758,971.52

Finding the Fourth Proportional to 3,209,287.68, 4,428,865.44 and 1,758,971.52

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Solution

The fourth proportional to 3,209,287.68, 4,428,865.44 and 1,758,971.52 is: 2,427,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,287.68 : 4,428,865.44 = 1,758,971.52 : x
  2. Step 2: Convert to fraction form
    3,209,287.68/4,428,865.44 = 1,758,971.52/x
  3. Step 3: Cross multiply
    3,209,287.68x = 4,428,865.44 × 1,758,971.52
  4. Step 4: Simplify right side
    3,209,287.68x = 7,790,248,174,872.27
  5. Step 5: Solve for x
    x = 7,790,248,174,872.27/3,209,287.68
  6. Step 6: Final answer
    x = 2,427,407.25

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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.