Home / 1,436,872.49-1,983,171.15-825,445.00

Finding the Fourth Proportional to 1,436,872.49, 1,983,171.15 and 825,445.00

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Solution

The fourth proportional to 1,436,872.49, 1,983,171.15 and 825,445.00 is: 1,139,279.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,872.49 : 1,983,171.15 = 825,445.00 : x
  2. Step 2: Convert to fraction form
    1,436,872.49/1,983,171.15 = 825,445.00/x
  3. Step 3: Cross multiply
    1,436,872.49x = 1,983,171.15 × 825,445.00
  4. Step 4: Simplify right side
    1,436,872.49x = 1,636,998,695,868.67
  5. Step 5: Solve for x
    x = 1,636,998,695,868.67/1,436,872.49
  6. Step 6: Final answer
    x = 1,139,279.03

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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.