Home / 1,234,513.55-1,850,467.69-665,739.85

Finding the Fourth Proportional to 1,234,513.55, 1,850,467.69 and 665,739.85

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Solution

The fourth proportional to 1,234,513.55, 1,850,467.69 and 665,739.85 is: 997,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,513.55 : 1,850,467.69 = 665,739.85 : x
  2. Step 2: Convert to fraction form
    1,234,513.55/1,850,467.69 = 665,739.85/x
  3. Step 3: Cross multiply
    1,234,513.55x = 1,850,467.69 × 665,739.85
  4. Step 4: Simplify right side
    1,234,513.55x = 1,231,930,085,332.27
  5. Step 5: Solve for x
    x = 1,231,930,085,332.27/1,234,513.55
  6. Step 6: Final answer
    x = 997,907.30

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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.