Home / 1,384,831.80-2,073,494.16-718,584.12

Finding the Fourth Proportional to 1,384,831.80, 2,073,494.16 and 718,584.12

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Solution

The fourth proportional to 1,384,831.80, 2,073,494.16 and 718,584.12 is: 1,075,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,831.80 : 2,073,494.16 = 718,584.12 : x
  2. Step 2: Convert to fraction form
    1,384,831.80/2,073,494.16 = 718,584.12/x
  3. Step 3: Cross multiply
    1,384,831.80x = 2,073,494.16 × 718,584.12
  4. Step 4: Simplify right side
    1,384,831.80x = 1,489,979,976,288.74
  5. Step 5: Solve for x
    x = 1,489,979,976,288.74/1,384,831.80
  6. Step 6: Final answer
    x = 1,075,928.48

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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.