Home / 1,218,743.97-1,828,111.48-365,811.92

Finding the Fourth Proportional to 1,218,743.97, 1,828,111.48 and 365,811.92

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Solution

The fourth proportional to 1,218,743.97, 1,828,111.48 and 365,811.92 is: 548,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,743.97 : 1,828,111.48 = 365,811.92 : x
  2. Step 2: Convert to fraction form
    1,218,743.97/1,828,111.48 = 365,811.92/x
  3. Step 3: Cross multiply
    1,218,743.97x = 1,828,111.48 × 365,811.92
  4. Step 4: Simplify right side
    1,218,743.97x = 668,744,960,846.23
  5. Step 5: Solve for x
    x = 668,744,960,846.23/1,218,743.97
  6. Step 6: Final answer
    x = 548,716.53

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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.