Home / 1,263,624.72-1,743,849-690,703.44

Finding the Fourth Proportional to 1,263,624.72, 1,743,849 and 690,703.44

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Solution

The fourth proportional to 1,263,624.72, 1,743,849 and 690,703.44 is: 953,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,624.72 : 1,743,849 = 690,703.44 : x
  2. Step 2: Convert to fraction form
    1,263,624.72/1,743,849 = 690,703.44/x
  3. Step 3: Cross multiply
    1,263,624.72x = 1,743,849 × 690,703.44
  4. Step 4: Simplify right side
    1,263,624.72x = 1,204,482,503,140.56
  5. Step 5: Solve for x
    x = 1,204,482,503,140.56/1,263,624.72
  6. Step 6: Final answer
    x = 953,196.38

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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.