Home / 1,436,873.73-1,983,172.87-825,446.25

Finding the Fourth Proportional to 1,436,873.73, 1,983,172.87 and 825,446.25

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Solution

The fourth proportional to 1,436,873.73, 1,983,172.87 and 825,446.25 is: 1,139,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,873.73 : 1,983,172.87 = 825,446.25 : x
  2. Step 2: Convert to fraction form
    1,436,873.73/1,983,172.87 = 825,446.25/x
  3. Step 3: Cross multiply
    1,436,873.73x = 1,983,172.87 × 825,446.25
  4. Step 4: Simplify right side
    1,436,873.73x = 1,637,002,608,643.24
  5. Step 5: Solve for x
    x = 1,637,002,608,643.24/1,436,873.73
  6. Step 6: Final answer
    x = 1,139,280.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.