Home / 1,811,517.60-2,718,014.49-913,218.24

Finding the Fourth Proportional to 1,811,517.60, 2,718,014.49 and 913,218.24

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Solution

The fourth proportional to 1,811,517.60, 2,718,014.49 and 913,218.24 is: 1,370,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,517.60 : 2,718,014.49 = 913,218.24 : x
  2. Step 2: Convert to fraction form
    1,811,517.60/2,718,014.49 = 913,218.24/x
  3. Step 3: Cross multiply
    1,811,517.60x = 2,718,014.49 × 913,218.24
  4. Step 4: Simplify right side
    1,811,517.60x = 2,482,140,408,852.30
  5. Step 5: Solve for x
    x = 2,482,140,408,852.30/1,811,517.60
  6. Step 6: Final answer
    x = 1,370,199.44

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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.