Home / 1,976,449.52-2,727,503.88-1,071,031.52

Finding the Fourth Proportional to 1,976,449.52, 2,727,503.88 and 1,071,031.52

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Solution

The fourth proportional to 1,976,449.52, 2,727,503.88 and 1,071,031.52 is: 1,478,025.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,449.52 : 2,727,503.88 = 1,071,031.52 : x
  2. Step 2: Convert to fraction form
    1,976,449.52/2,727,503.88 = 1,071,031.52/x
  3. Step 3: Cross multiply
    1,976,449.52x = 2,727,503.88 × 1,071,031.52
  4. Step 4: Simplify right side
    1,976,449.52x = 2,921,242,626,402.30
  5. Step 5: Solve for x
    x = 2,921,242,626,402.30/1,976,449.52
  6. Step 6: Final answer
    x = 1,478,025.42

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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.