Home / 1,248,965.13-1,873,515.81-395,975.07

Finding the Fourth Proportional to 1,248,965.13, 1,873,515.81 and 395,975.07

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Solution

The fourth proportional to 1,248,965.13, 1,873,515.81 and 395,975.07 is: 593,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,965.13 : 1,873,515.81 = 395,975.07 : x
  2. Step 2: Convert to fraction form
    1,248,965.13/1,873,515.81 = 395,975.07/x
  3. Step 3: Cross multiply
    1,248,965.13x = 1,873,515.81 × 395,975.07
  4. Step 4: Simplify right side
    1,248,965.13x = 741,865,554,010.86
  5. Step 5: Solve for x
    x = 741,865,554,010.86/1,248,965.13
  6. Step 6: Final answer
    x = 593,984.20

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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.