Home / 3,873,569.65-5,345,567.06-2,131,261.88

Finding the Fourth Proportional to 3,873,569.65, 5,345,567.06 and 2,131,261.88

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Solution

The fourth proportional to 3,873,569.65, 5,345,567.06 and 2,131,261.88 is: 2,941,163.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,569.65 : 5,345,567.06 = 2,131,261.88 : x
  2. Step 2: Convert to fraction form
    3,873,569.65/5,345,567.06 = 2,131,261.88/x
  3. Step 3: Cross multiply
    3,873,569.65x = 5,345,567.06 × 2,131,261.88
  4. Step 4: Simplify right side
    3,873,569.65x = 11,392,803,264,577.53
  5. Step 5: Solve for x
    x = 11,392,803,264,577.53/3,873,569.65
  6. Step 6: Final answer
    x = 2,941,163.91

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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.