Home / 1,472,589.32-2,208,337.09-512,798.51

Finding the Fourth Proportional to 1,472,589.32, 2,208,337.09 and 512,798.51

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Solution

The fourth proportional to 1,472,589.32, 2,208,337.09 and 512,798.51 is: 769,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,589.32 : 2,208,337.09 = 512,798.51 : x
  2. Step 2: Convert to fraction form
    1,472,589.32/2,208,337.09 = 512,798.51/x
  3. Step 3: Cross multiply
    1,472,589.32x = 2,208,337.09 × 512,798.51
  4. Step 4: Simplify right side
    1,472,589.32x = 1,132,431,973,568.58
  5. Step 5: Solve for x
    x = 1,132,431,973,568.58/1,472,589.32
  6. Step 6: Final answer
    x = 769,007.33

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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.