Home / 2,110,275.10-2,912,175.52-1,143,431.56

Finding the Fourth Proportional to 2,110,275.10, 2,912,175.52 and 1,143,431.56

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Solution

The fourth proportional to 2,110,275.10, 2,912,175.52 and 1,143,431.56 is: 1,577,933.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,275.10 : 2,912,175.52 = 1,143,431.56 : x
  2. Step 2: Convert to fraction form
    2,110,275.10/2,912,175.52 = 1,143,431.56/x
  3. Step 3: Cross multiply
    2,110,275.10x = 2,912,175.52 × 1,143,431.56
  4. Step 4: Simplify right side
    2,110,275.10x = 3,329,873,397,827.41
  5. Step 5: Solve for x
    x = 3,329,873,397,827.41/2,110,275.10
  6. Step 6: Final answer
    x = 1,577,933.32

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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.