Home / 2,938,231.80-4,407,347.70-2,042,436.60

Finding the Fourth Proportional to 2,938,231.80, 4,407,347.70 and 2,042,436.60

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Solution

The fourth proportional to 2,938,231.80, 4,407,347.70 and 2,042,436.60 is: 3,063,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,231.80 : 4,407,347.70 = 2,042,436.60 : x
  2. Step 2: Convert to fraction form
    2,938,231.80/4,407,347.70 = 2,042,436.60/x
  3. Step 3: Cross multiply
    2,938,231.80x = 4,407,347.70 × 2,042,436.60
  4. Step 4: Simplify right side
    2,938,231.80x = 9,001,728,251,405.82
  5. Step 5: Solve for x
    x = 9,001,728,251,405.82/2,938,231.80
  6. Step 6: Final answer
    x = 3,063,654.90

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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.