Home / 1,436,872.73-1,983,171.49-825,445.25

Finding the Fourth Proportional to 1,436,872.73, 1,983,171.49 and 825,445.25

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Solution

The fourth proportional to 1,436,872.73, 1,983,171.49 and 825,445.25 is: 1,139,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,872.73 : 1,983,171.49 = 825,445.25 : x
  2. Step 2: Convert to fraction form
    1,436,872.73/1,983,171.49 = 825,445.25/x
  3. Step 3: Cross multiply
    1,436,872.73x = 1,983,171.49 × 825,445.25
  4. Step 4: Simplify right side
    1,436,872.73x = 1,636,999,474,376.45
  5. Step 5: Solve for x
    x = 1,636,999,474,376.45/1,436,872.73
  6. Step 6: Final answer
    x = 1,139,279.38

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1.5x scale

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.