Home / 3,142,820.88-4,335,956.64-2,055,713.28

Finding the Fourth Proportional to 3,142,820.88, 4,335,956.64 and 2,055,713.28

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Solution

The fourth proportional to 3,142,820.88, 4,335,956.64 and 2,055,713.28 is: 2,836,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,820.88 : 4,335,956.64 = 2,055,713.28 : x
  2. Step 2: Convert to fraction form
    3,142,820.88/4,335,956.64 = 2,055,713.28/x
  3. Step 3: Cross multiply
    3,142,820.88x = 4,335,956.64 × 2,055,713.28
  4. Step 4: Simplify right side
    3,142,820.88x = 8,913,483,646,352.18
  5. Step 5: Solve for x
    x = 8,913,483,646,352.18/3,142,820.88
  6. Step 6: Final answer
    x = 2,836,141.16

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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.