Home / 1,062,723.06-1,594,434.54-431,467.38

Finding the Fourth Proportional to 1,062,723.06, 1,594,434.54 and 431,467.38

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Solution

The fourth proportional to 1,062,723.06, 1,594,434.54 and 431,467.38 is: 647,343.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,723.06 : 1,594,434.54 = 431,467.38 : x
  2. Step 2: Convert to fraction form
    1,062,723.06/1,594,434.54 = 431,467.38/x
  3. Step 3: Cross multiply
    1,062,723.06x = 1,594,434.54 × 431,467.38
  4. Step 4: Simplify right side
    1,062,723.06x = 687,946,493,555.31
  5. Step 5: Solve for x
    x = 687,946,493,555.31/1,062,723.06
  6. Step 6: Final answer
    x = 647,343.15

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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.