Home / 5,278,731.21-7,282,956.06-2,955,282.22

Finding the Fourth Proportional to 5,278,731.21, 7,282,956.06 and 2,955,282.22

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Solution

The fourth proportional to 5,278,731.21, 7,282,956.06 and 2,955,282.22 is: 4,077,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,731.21 : 7,282,956.06 = 2,955,282.22 : x
  2. Step 2: Convert to fraction form
    5,278,731.21/7,282,956.06 = 2,955,282.22/x
  3. Step 3: Cross multiply
    5,278,731.21x = 7,282,956.06 × 2,955,282.22
  4. Step 4: Simplify right side
    5,278,731.21x = 21,523,190,553,159.25
  5. Step 5: Solve for x
    x = 21,523,190,553,159.25/5,278,731.21
  6. Step 6: Final answer
    x = 4,077,341.64

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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.