Home / 1,270,513.37-1,753,311.90-697,590.65

Finding the Fourth Proportional to 1,270,513.37, 1,753,311.90 and 697,590.65

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Solution

The fourth proportional to 1,270,513.37, 1,753,311.90 and 697,590.65 is: 962,676.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,513.37 : 1,753,311.90 = 697,590.65 : x
  2. Step 2: Convert to fraction form
    1,270,513.37/1,753,311.90 = 697,590.65/x
  3. Step 3: Cross multiply
    1,270,513.37x = 1,753,311.90 × 697,590.65
  4. Step 4: Simplify right side
    1,270,513.37x = 1,223,093,987,973.73
  5. Step 5: Solve for x
    x = 1,223,093,987,973.73/1,270,513.37
  6. Step 6: Final answer
    x = 962,676.99

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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.