Home / 1,753,231.40-2,629,847.10-808,447.40

Finding the Fourth Proportional to 1,753,231.40, 2,629,847.10 and 808,447.40

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Solution

The fourth proportional to 1,753,231.40, 2,629,847.10 and 808,447.40 is: 1,212,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,231.40 : 2,629,847.10 = 808,447.40 : x
  2. Step 2: Convert to fraction form
    1,753,231.40/2,629,847.10 = 808,447.40/x
  3. Step 3: Cross multiply
    1,753,231.40x = 2,629,847.10 × 808,447.40
  4. Step 4: Simplify right side
    1,753,231.40x = 2,126,093,050,392.54
  5. Step 5: Solve for x
    x = 2,126,093,050,392.54/1,753,231.40
  6. Step 6: Final answer
    x = 1,212,671.10

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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.