Home / 1,260,202.28-1,739,010.76-716,262.56

Finding the Fourth Proportional to 1,260,202.28, 1,739,010.76 and 716,262.56

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Solution

The fourth proportional to 1,260,202.28, 1,739,010.76 and 716,262.56 is: 988,403.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,202.28 : 1,739,010.76 = 716,262.56 : x
  2. Step 2: Convert to fraction form
    1,260,202.28/1,739,010.76 = 716,262.56/x
  3. Step 3: Cross multiply
    1,260,202.28x = 1,739,010.76 × 716,262.56
  4. Step 4: Simplify right side
    1,260,202.28x = 1,245,588,298,825.15
  5. Step 5: Solve for x
    x = 1,245,588,298,825.15/1,260,202.28
  6. Step 6: Final answer
    x = 988,403.46

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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.