Home / 3,789,807.70-5,229,947.73-2,070,928.30

Finding the Fourth Proportional to 3,789,807.70, 5,229,947.73 and 2,070,928.30

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Solution

The fourth proportional to 3,789,807.70, 5,229,947.73 and 2,070,928.30 is: 2,857,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,807.70 : 5,229,947.73 = 2,070,928.30 : x
  2. Step 2: Convert to fraction form
    3,789,807.70/5,229,947.73 = 2,070,928.30/x
  3. Step 3: Cross multiply
    3,789,807.70x = 5,229,947.73 × 2,070,928.30
  4. Step 4: Simplify right side
    3,789,807.70x = 10,830,846,761,577.76
  5. Step 5: Solve for x
    x = 10,830,846,761,577.76/3,789,807.70
  6. Step 6: Final answer
    x = 2,857,888.21

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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.