Home / 3,509,383.80-4,842,965.10-1,899,751.80

Finding the Fourth Proportional to 3,509,383.80, 4,842,965.10 and 1,899,751.80

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Solution

The fourth proportional to 3,509,383.80, 4,842,965.10 and 1,899,751.80 is: 2,621,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,383.80 : 4,842,965.10 = 1,899,751.80 : x
  2. Step 2: Convert to fraction form
    3,509,383.80/4,842,965.10 = 1,899,751.80/x
  3. Step 3: Cross multiply
    3,509,383.80x = 4,842,965.10 × 1,899,751.80
  4. Step 4: Simplify right side
    3,509,383.80x = 9,200,431,666,062.18
  5. Step 5: Solve for x
    x = 9,200,431,666,062.18/3,509,383.80
  6. Step 6: Final answer
    x = 2,621,665.85

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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.