Home / 5,865,665.28-8,799,063.55-1,821,067.12

Finding the Fourth Proportional to 5,865,665.28, 8,799,063.55 and 1,821,067.12

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Solution

The fourth proportional to 5,865,665.28, 8,799,063.55 and 1,821,067.12 is: 2,731,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865,665.28 : 8,799,063.55 = 1,821,067.12 : x
  2. Step 2: Convert to fraction form
    5,865,665.28/8,799,063.55 = 1,821,067.12/x
  3. Step 3: Cross multiply
    5,865,665.28x = 8,799,063.55 × 1,821,067.12
  4. Step 4: Simplify right side
    5,865,665.28x = 16,023,685,276,994.66
  5. Step 5: Solve for x
    x = 16,023,685,276,994.66/5,865,665.28
  6. Step 6: Final answer
    x = 2,731,776.28

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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.