Home / 5,179,782.30-7,769,673.45-3,984,006.30

Finding the Fourth Proportional to 5,179,782.30, 7,769,673.45 and 3,984,006.30

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Solution

The fourth proportional to 5,179,782.30, 7,769,673.45 and 3,984,006.30 is: 5,976,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,782.30 : 7,769,673.45 = 3,984,006.30 : x
  2. Step 2: Convert to fraction form
    5,179,782.30/7,769,673.45 = 3,984,006.30/x
  3. Step 3: Cross multiply
    5,179,782.30x = 7,769,673.45 × 3,984,006.30
  4. Step 4: Simplify right side
    5,179,782.30x = 30,954,427,973,742.73
  5. Step 5: Solve for x
    x = 30,954,427,973,742.73/5,179,782.30
  6. Step 6: Final answer
    x = 5,976,009.45

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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.