Home / 3,531,972.20-5,297,958.30-872,580.20

Finding the Fourth Proportional to 3,531,972.20, 5,297,958.30 and 872,580.20

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Solution

The fourth proportional to 3,531,972.20, 5,297,958.30 and 872,580.20 is: 1,308,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,972.20 : 5,297,958.30 = 872,580.20 : x
  2. Step 2: Convert to fraction form
    3,531,972.20/5,297,958.30 = 872,580.20/x
  3. Step 3: Cross multiply
    3,531,972.20x = 5,297,958.30 × 872,580.20
  4. Step 4: Simplify right side
    3,531,972.20x = 4,622,893,513,005.66
  5. Step 5: Solve for x
    x = 4,622,893,513,005.66/3,531,972.20
  6. Step 6: Final answer
    x = 1,308,870.30

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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.