Home / 1,357,921.44-2,036,869.20-825,589.44

Finding the Fourth Proportional to 1,357,921.44, 2,036,869.20 and 825,589.44

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Solution

The fourth proportional to 1,357,921.44, 2,036,869.20 and 825,589.44 is: 1,238,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,921.44 : 2,036,869.20 = 825,589.44 : x
  2. Step 2: Convert to fraction form
    1,357,921.44/2,036,869.20 = 825,589.44/x
  3. Step 3: Cross multiply
    1,357,921.44x = 2,036,869.20 × 825,589.44
  4. Step 4: Simplify right side
    1,357,921.44x = 1,681,617,702,181.25
  5. Step 5: Solve for x
    x = 1,681,617,702,181.25/1,357,921.44
  6. Step 6: Final answer
    x = 1,238,376.28

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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.