Home / 3,220,135.12-4,443,796.14-1,769,979.16

Finding the Fourth Proportional to 3,220,135.12, 4,443,796.14 and 1,769,979.16

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Solution

The fourth proportional to 3,220,135.12, 4,443,796.14 and 1,769,979.16 is: 2,442,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,135.12 : 4,443,796.14 = 1,769,979.16 : x
  2. Step 2: Convert to fraction form
    3,220,135.12/4,443,796.14 = 1,769,979.16/x
  3. Step 3: Cross multiply
    3,220,135.12x = 4,443,796.14 × 1,769,979.16
  4. Step 4: Simplify right side
    3,220,135.12x = 7,865,426,559,088.44
  5. Step 5: Solve for x
    x = 7,865,426,559,088.44/3,220,135.12
  6. Step 6: Final answer
    x = 2,442,576.56

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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.