Home / 1,976,354.11-2,727,067.02-1,116,600.67

Finding the Fourth Proportional to 1,976,354.11, 2,727,067.02 and 1,116,600.67

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Solution

The fourth proportional to 1,976,354.11, 2,727,067.02 and 1,116,600.67 is: 1,540,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,354.11 : 2,727,067.02 = 1,116,600.67 : x
  2. Step 2: Convert to fraction form
    1,976,354.11/2,727,067.02 = 1,116,600.67/x
  3. Step 3: Cross multiply
    1,976,354.11x = 2,727,067.02 × 1,116,600.67
  4. Step 4: Simplify right side
    1,976,354.11x = 3,045,044,861,666.90
  5. Step 5: Solve for x
    x = 3,045,044,861,666.90/1,976,354.11
  6. Step 6: Final answer
    x = 1,540,738.50

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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.