Home / 3,287,215.05-4,931,929.74-2,071,379.74

Finding the Fourth Proportional to 3,287,215.05, 4,931,929.74 and 2,071,379.74

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Solution

The fourth proportional to 3,287,215.05, 4,931,929.74 and 2,071,379.74 is: 3,107,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,215.05 : 4,931,929.74 = 2,071,379.74 : x
  2. Step 2: Convert to fraction form
    3,287,215.05/4,931,929.74 = 2,071,379.74/x
  3. Step 3: Cross multiply
    3,287,215.05x = 4,931,929.74 × 2,071,379.74
  4. Step 4: Simplify right side
    3,287,215.05x = 10,215,899,335,573.17
  5. Step 5: Solve for x
    x = 10,215,899,335,573.17/3,287,215.05
  6. Step 6: Final answer
    x = 3,107,767.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.