Home / 1,143,744.39-1,715,628.87-345,032.85

Finding the Fourth Proportional to 1,143,744.39, 1,715,628.87 and 345,032.85

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Solution

The fourth proportional to 1,143,744.39, 1,715,628.87 and 345,032.85 is: 517,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,744.39 : 1,715,628.87 = 345,032.85 : x
  2. Step 2: Convert to fraction form
    1,143,744.39/1,715,628.87 = 345,032.85/x
  3. Step 3: Cross multiply
    1,143,744.39x = 1,715,628.87 × 345,032.85
  4. Step 4: Simplify right side
    1,143,744.39x = 591,948,318,558.38
  5. Step 5: Solve for x
    x = 591,948,318,558.38/1,143,744.39
  6. Step 6: Final answer
    x = 517,552.98

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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.