Home / 3,531,427.80-5,294,031.30-2,112,048.60

Finding the Fourth Proportional to 3,531,427.80, 5,294,031.30 and 2,112,048.60

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Solution

The fourth proportional to 3,531,427.80, 5,294,031.30 and 2,112,048.60 is: 3,166,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,427.80 : 5,294,031.30 = 2,112,048.60 : x
  2. Step 2: Convert to fraction form
    3,531,427.80/5,294,031.30 = 2,112,048.60/x
  3. Step 3: Cross multiply
    3,531,427.80x = 5,294,031.30 × 2,112,048.60
  4. Step 4: Simplify right side
    3,531,427.80x = 11,181,251,395,521.18
  5. Step 5: Solve for x
    x = 11,181,251,395,521.18/3,531,427.80
  6. Step 6: Final answer
    x = 3,166,212.66

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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.