Home / 3,143,862.30-4,338,553.95-1,748,443.47

Finding the Fourth Proportional to 3,143,862.30, 4,338,553.95 and 1,748,443.47

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Solution

The fourth proportional to 3,143,862.30, 4,338,553.95 and 1,748,443.47 is: 2,412,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,862.30 : 4,338,553.95 = 1,748,443.47 : x
  2. Step 2: Convert to fraction form
    3,143,862.30/4,338,553.95 = 1,748,443.47/x
  3. Step 3: Cross multiply
    3,143,862.30x = 4,338,553.95 × 1,748,443.47
  4. Step 4: Simplify right side
    3,143,862.30x = 7,585,716,323,120.21
  5. Step 5: Solve for x
    x = 7,585,716,323,120.21/3,143,862.30
  6. Step 6: Final answer
    x = 2,412,865.32

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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.