Home / 2,127,262.26-3,190,921.15-707,318.33

Finding the Fourth Proportional to 2,127,262.26, 3,190,921.15 and 707,318.33

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Solution

The fourth proportional to 2,127,262.26, 3,190,921.15 and 707,318.33 is: 1,060,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,262.26 : 3,190,921.15 = 707,318.33 : x
  2. Step 2: Convert to fraction form
    2,127,262.26/3,190,921.15 = 707,318.33/x
  3. Step 3: Cross multiply
    2,127,262.26x = 3,190,921.15 × 707,318.33
  4. Step 4: Simplify right side
    2,127,262.26x = 2,256,997,018,979.68
  5. Step 5: Solve for x
    x = 2,256,997,018,979.68/2,127,262.26
  6. Step 6: Final answer
    x = 1,060,986.73

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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.