Home / 881,410.81-1,322,116.65-581,821.37

Finding the Fourth Proportional to 881,410.81, 1,322,116.65 and 581,821.37

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Solution

The fourth proportional to 881,410.81, 1,322,116.65 and 581,821.37 is: 872,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,410.81 : 1,322,116.65 = 581,821.37 : x
  2. Step 2: Convert to fraction form
    881,410.81/1,322,116.65 = 581,821.37/x
  3. Step 3: Cross multiply
    881,410.81x = 1,322,116.65 × 581,821.37
  4. Step 4: Simplify right side
    881,410.81x = 769,235,720,602.81
  5. Step 5: Solve for x
    x = 769,235,720,602.81/881,410.81
  6. Step 6: Final answer
    x = 872,732.34

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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.