Home / 1,365,721.70-1,884,696.33-753,874.86

Finding the Fourth Proportional to 1,365,721.70, 1,884,696.33 and 753,874.86

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Solution

The fourth proportional to 1,365,721.70, 1,884,696.33 and 753,874.86 is: 1,040,347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,721.70 : 1,884,696.33 = 753,874.86 : x
  2. Step 2: Convert to fraction form
    1,365,721.70/1,884,696.33 = 753,874.86/x
  3. Step 3: Cross multiply
    1,365,721.70x = 1,884,696.33 × 753,874.86
  4. Step 4: Simplify right side
    1,365,721.70x = 1,420,825,181,921.26
  5. Step 5: Solve for x
    x = 1,420,825,181,921.26/1,365,721.70
  6. Step 6: Final answer
    x = 1,040,347.52

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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.