Home / 1,811,149.80-2,716,724.70-548,813.40

Finding the Fourth Proportional to 1,811,149.80, 2,716,724.70 and 548,813.40

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Solution

The fourth proportional to 1,811,149.80, 2,716,724.70 and 548,813.40 is: 823,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,149.80 : 2,716,724.70 = 548,813.40 : x
  2. Step 2: Convert to fraction form
    1,811,149.80/2,716,724.70 = 548,813.40/x
  3. Step 3: Cross multiply
    1,811,149.80x = 2,716,724.70 × 548,813.40
  4. Step 4: Simplify right side
    1,811,149.80x = 1,490,974,919,470.98
  5. Step 5: Solve for x
    x = 1,490,974,919,470.98/1,811,149.80
  6. Step 6: Final answer
    x = 823,220.10

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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.