Home / 1,149,775.52-1,586,338.97-666,247.23

Finding the Fourth Proportional to 1,149,775.52, 1,586,338.97 and 666,247.23

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Solution

The fourth proportional to 1,149,775.52, 1,586,338.97 and 666,247.23 is: 919,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,775.52 : 1,586,338.97 = 666,247.23 : x
  2. Step 2: Convert to fraction form
    1,149,775.52/1,586,338.97 = 666,247.23/x
  3. Step 3: Cross multiply
    1,149,775.52x = 1,586,338.97 × 666,247.23
  4. Step 4: Simplify right side
    1,149,775.52x = 1,056,893,941,272.32
  5. Step 5: Solve for x
    x = 1,056,893,941,272.32/1,149,775.52
  6. Step 6: Final answer
    x = 919,217.65

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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.