Home / 1,199,589.62-1,655,433.74-655,727.56

Finding the Fourth Proportional to 1,199,589.62, 1,655,433.74 and 655,727.56

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Solution

The fourth proportional to 1,199,589.62, 1,655,433.74 and 655,727.56 is: 904,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,589.62 : 1,655,433.74 = 655,727.56 : x
  2. Step 2: Convert to fraction form
    1,199,589.62/1,655,433.74 = 655,727.56/x
  3. Step 3: Cross multiply
    1,199,589.62x = 1,655,433.74 × 655,727.56
  4. Step 4: Simplify right side
    1,199,589.62x = 1,085,513,527,071.87
  5. Step 5: Solve for x
    x = 1,085,513,527,071.87/1,199,589.62
  6. Step 6: Final answer
    x = 904,904.07

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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.