Home / 1,229,673.20-1,844,855.40-520,041.20

Finding the Fourth Proportional to 1,229,673.20, 1,844,855.40 and 520,041.20

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Solution

The fourth proportional to 1,229,673.20, 1,844,855.40 and 520,041.20 is: 780,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,673.20 : 1,844,855.40 = 520,041.20 : x
  2. Step 2: Convert to fraction form
    1,229,673.20/1,844,855.40 = 520,041.20/x
  3. Step 3: Cross multiply
    1,229,673.20x = 1,844,855.40 × 520,041.20
  4. Step 4: Simplify right side
    1,229,673.20x = 959,400,816,042.48
  5. Step 5: Solve for x
    x = 959,400,816,042.48/1,229,673.20
  6. Step 6: Final answer
    x = 780,207.96

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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.