Home / 2,771,432.21-3,824,536.09-1,547,724.78

Finding the Fourth Proportional to 2,771,432.21, 3,824,536.09 and 1,547,724.78

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Solution

The fourth proportional to 2,771,432.21, 3,824,536.09 and 1,547,724.78 is: 2,135,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771,432.21 : 3,824,536.09 = 1,547,724.78 : x
  2. Step 2: Convert to fraction form
    2,771,432.21/3,824,536.09 = 1,547,724.78/x
  3. Step 3: Cross multiply
    2,771,432.21x = 3,824,536.09 × 1,547,724.78
  4. Step 4: Simplify right side
    2,771,432.21x = 5,919,329,278,497.31
  5. Step 5: Solve for x
    x = 5,919,329,278,497.31/2,771,432.21
  6. Step 6: Final answer
    x = 2,135,837.66

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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.