Home / 1,231,531.58-1,700,687.34-1,164,438.08

Finding the Fourth Proportional to 1,231,531.58, 1,700,687.34 and 1,164,438.08

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Solution

The fourth proportional to 1,231,531.58, 1,700,687.34 and 1,164,438.08 is: 1,608,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,531.58 : 1,700,687.34 = 1,164,438.08 : x
  2. Step 2: Convert to fraction form
    1,231,531.58/1,700,687.34 = 1,164,438.08/x
  3. Step 3: Cross multiply
    1,231,531.58x = 1,700,687.34 × 1,164,438.08
  4. Step 4: Simplify right side
    1,231,531.58x = 1,980,345,100,869.91
  5. Step 5: Solve for x
    x = 1,980,345,100,869.91/1,231,531.58
  6. Step 6: Final answer
    x = 1,608,034.36

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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.