Home / 1,088,912.10-1,631,618.55-910,452.90

Finding the Fourth Proportional to 1,088,912.10, 1,631,618.55 and 910,452.90

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Solution

The fourth proportional to 1,088,912.10, 1,631,618.55 and 910,452.90 is: 1,364,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,912.10 : 1,631,618.55 = 910,452.90 : x
  2. Step 2: Convert to fraction form
    1,088,912.10/1,631,618.55 = 910,452.90/x
  3. Step 3: Cross multiply
    1,088,912.10x = 1,631,618.55 × 910,452.90
  4. Step 4: Simplify right side
    1,088,912.10x = 1,485,511,840,541.30
  5. Step 5: Solve for x
    x = 1,485,511,840,541.30/1,088,912.10
  6. Step 6: Final answer
    x = 1,364,216.49

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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.