Home / 3,327,322.80-4,990,787.36-931,114.36

Finding the Fourth Proportional to 3,327,322.80, 4,990,787.36 and 931,114.36

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Solution

The fourth proportional to 3,327,322.80, 4,990,787.36 and 931,114.36 is: 1,396,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327,322.80 : 4,990,787.36 = 931,114.36 : x
  2. Step 2: Convert to fraction form
    3,327,322.80/4,990,787.36 = 931,114.36/x
  3. Step 3: Cross multiply
    3,327,322.80x = 4,990,787.36 × 931,114.36
  4. Step 4: Simplify right side
    3,327,322.80x = 4,646,993,778,602.49
  5. Step 5: Solve for x
    x = 4,646,993,778,602.49/3,327,322.80
  6. Step 6: Final answer
    x = 1,396,616.46

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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.