Home / 3,959,376.80-5,939,259.60-2,069,808.80

Finding the Fourth Proportional to 3,959,376.80, 5,939,259.60 and 2,069,808.80

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Solution

The fourth proportional to 3,959,376.80, 5,939,259.60 and 2,069,808.80 is: 3,104,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,376.80 : 5,939,259.60 = 2,069,808.80 : x
  2. Step 2: Convert to fraction form
    3,959,376.80/5,939,259.60 = 2,069,808.80/x
  3. Step 3: Cross multiply
    3,959,376.80x = 5,939,259.60 × 2,069,808.80
  4. Step 4: Simplify right side
    3,959,376.80x = 12,293,131,785,564.48
  5. Step 5: Solve for x
    x = 12,293,131,785,564.48/3,959,376.80
  6. Step 6: Final answer
    x = 3,104,814.82

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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.