Home / 3,850,352.77-5,313,549.50-2,107,992.76

Finding the Fourth Proportional to 3,850,352.77, 5,313,549.50 and 2,107,992.76

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Solution

The fourth proportional to 3,850,352.77, 5,313,549.50 and 2,107,992.76 is: 2,909,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,352.77 : 5,313,549.50 = 2,107,992.76 : x
  2. Step 2: Convert to fraction form
    3,850,352.77/5,313,549.50 = 2,107,992.76/x
  3. Step 3: Cross multiply
    3,850,352.77x = 5,313,549.50 × 2,107,992.76
  4. Step 4: Simplify right side
    3,850,352.77x = 11,200,923,875,901.62
  5. Step 5: Solve for x
    x = 11,200,923,875,901.62/3,850,352.77
  6. Step 6: Final answer
    x = 2,909,064.32

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Double scale
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1.5x scale

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.