Home / 1,560,692.85-2,339,289.68-661,981.65

Finding the Fourth Proportional to 1,560,692.85, 2,339,289.68 and 661,981.65

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Solution

The fourth proportional to 1,560,692.85, 2,339,289.68 and 661,981.65 is: 992,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,692.85 : 2,339,289.68 = 661,981.65 : x
  2. Step 2: Convert to fraction form
    1,560,692.85/2,339,289.68 = 661,981.65/x
  3. Step 3: Cross multiply
    1,560,692.85x = 2,339,289.68 × 661,981.65
  4. Step 4: Simplify right side
    1,560,692.85x = 1,548,566,838,884.46
  5. Step 5: Solve for x
    x = 1,548,566,838,884.46/1,560,692.85
  6. Step 6: Final answer
    x = 992,230.37

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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.