Home / 1,403,010.24-1,936,343.76-791,288.64

Finding the Fourth Proportional to 1,403,010.24, 1,936,343.76 and 791,288.64

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Solution

The fourth proportional to 1,403,010.24, 1,936,343.76 and 791,288.64 is: 1,092,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,010.24 : 1,936,343.76 = 791,288.64 : x
  2. Step 2: Convert to fraction form
    1,403,010.24/1,936,343.76 = 791,288.64/x
  3. Step 3: Cross multiply
    1,403,010.24x = 1,936,343.76 × 791,288.64
  4. Step 4: Simplify right side
    1,403,010.24x = 1,532,206,820,422.89
  5. Step 5: Solve for x
    x = 1,532,206,820,422.89/1,403,010.24
  6. Step 6: Final answer
    x = 1,092,085.27

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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.