Home / 3,910,329.68-5,857,857.72-1,858,070.48

Finding the Fourth Proportional to 3,910,329.68, 5,857,857.72 and 1,858,070.48

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Solution

The fourth proportional to 3,910,329.68, 5,857,857.72 and 1,858,070.48 is: 2,783,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,329.68 : 5,857,857.72 = 1,858,070.48 : x
  2. Step 2: Convert to fraction form
    3,910,329.68/5,857,857.72 = 1,858,070.48/x
  3. Step 3: Cross multiply
    3,910,329.68x = 5,857,857.72 × 1,858,070.48
  4. Step 4: Simplify right side
    3,910,329.68x = 10,884,312,505,572.11
  5. Step 5: Solve for x
    x = 10,884,312,505,572.11/3,910,329.68
  6. Step 6: Final answer
    x = 2,783,476.94

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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.