Home / 1,976,497.38-2,727,493.29-1,071,059.94

Finding the Fourth Proportional to 1,976,497.38, 2,727,493.29 and 1,071,059.94

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Solution

The fourth proportional to 1,976,497.38, 2,727,493.29 and 1,071,059.94 is: 1,478,023.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,497.38 : 2,727,493.29 = 1,071,059.94 : x
  2. Step 2: Convert to fraction form
    1,976,497.38/2,727,493.29 = 1,071,059.94/x
  3. Step 3: Cross multiply
    1,976,497.38x = 2,727,493.29 × 1,071,059.94
  4. Step 4: Simplify right side
    1,976,497.38x = 2,921,308,799,537.80
  5. Step 5: Solve for x
    x = 2,921,308,799,537.80/1,976,497.38
  6. Step 6: Final answer
    x = 1,478,023.11

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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.