Home / 1,811,052.80-2,716,579.20-548,716.40

Finding the Fourth Proportional to 1,811,052.80, 2,716,579.20 and 548,716.40

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Solution

The fourth proportional to 1,811,052.80, 2,716,579.20 and 548,716.40 is: 823,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,052.80 : 2,716,579.20 = 548,716.40 : x
  2. Step 2: Convert to fraction form
    1,811,052.80/2,716,579.20 = 548,716.40/x
  3. Step 3: Cross multiply
    1,811,052.80x = 2,716,579.20 × 548,716.40
  4. Step 4: Simplify right side
    1,811,052.80x = 1,490,631,558,938.88
  5. Step 5: Solve for x
    x = 1,490,631,558,938.88/1,811,052.80
  6. Step 6: Final answer
    x = 823,074.60

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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.