Home / 1,206,568.12-1,664,448.12-770,527.12

Finding the Fourth Proportional to 1,206,568.12, 1,664,448.12 and 770,527.12

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Solution

The fourth proportional to 1,206,568.12, 1,664,448.12 and 770,527.12 is: 1,062,934.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,568.12 : 1,664,448.12 = 770,527.12 : x
  2. Step 2: Convert to fraction form
    1,206,568.12/1,664,448.12 = 770,527.12/x
  3. Step 3: Cross multiply
    1,206,568.12x = 1,664,448.12 × 770,527.12
  4. Step 4: Simplify right side
    1,206,568.12x = 1,282,502,416,293.01
  5. Step 5: Solve for x
    x = 1,282,502,416,293.01/1,206,568.12
  6. Step 6: Final answer
    x = 1,062,934.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.