Home / 3,143,718.26-4,338,331.24-1,712,934.26

Finding the Fourth Proportional to 3,143,718.26, 4,338,331.24 and 1,712,934.26

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Solution

The fourth proportional to 3,143,718.26, 4,338,331.24 and 1,712,934.26 is: 2,363,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,718.26 : 4,338,331.24 = 1,712,934.26 : x
  2. Step 2: Convert to fraction form
    3,143,718.26/4,338,331.24 = 1,712,934.26/x
  3. Step 3: Cross multiply
    3,143,718.26x = 4,338,331.24 × 1,712,934.26
  4. Step 4: Simplify right side
    3,143,718.26x = 7,431,276,212,224.28
  5. Step 5: Solve for x
    x = 7,431,276,212,224.28/3,143,718.26
  6. Step 6: Final answer
    x = 2,363,849.30

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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.