Home / 1,393,458.59-2,090,086.36-625,194.23

Finding the Fourth Proportional to 1,393,458.59, 2,090,086.36 and 625,194.23

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Solution

The fourth proportional to 1,393,458.59, 2,090,086.36 and 625,194.23 is: 937,745.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,458.59 : 2,090,086.36 = 625,194.23 : x
  2. Step 2: Convert to fraction form
    1,393,458.59/2,090,086.36 = 625,194.23/x
  3. Step 3: Cross multiply
    1,393,458.59x = 2,090,086.36 × 625,194.23
  4. Step 4: Simplify right side
    1,393,458.59x = 1,306,709,920,460.29
  5. Step 5: Solve for x
    x = 1,306,709,920,460.29/1,393,458.59
  6. Step 6: Final answer
    x = 937,745.78

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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.