Home / 881,407.81-1,322,112.15-581,818.37

Finding the Fourth Proportional to 881,407.81, 1,322,112.15 and 581,818.37

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Solution

The fourth proportional to 881,407.81, 1,322,112.15 and 581,818.37 is: 872,727.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,407.81 : 1,322,112.15 = 581,818.37 : x
  2. Step 2: Convert to fraction form
    881,407.81/1,322,112.15 = 581,818.37/x
  3. Step 3: Cross multiply
    881,407.81x = 1,322,112.15 × 581,818.37
  4. Step 4: Simplify right side
    881,407.81x = 769,229,126,550.54
  5. Step 5: Solve for x
    x = 769,229,126,550.54/881,407.81
  6. Step 6: Final answer
    x = 872,727.84

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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.