Home / 2,832,003.80-4,241,007.30-1,880,221.40

Finding the Fourth Proportional to 2,832,003.80, 4,241,007.30 and 1,880,221.40

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Solution

The fourth proportional to 2,832,003.80, 4,241,007.30 and 1,880,221.40 is: 2,815,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,003.80 : 4,241,007.30 = 1,880,221.40 : x
  2. Step 2: Convert to fraction form
    2,832,003.80/4,241,007.30 = 1,880,221.40/x
  3. Step 3: Cross multiply
    2,832,003.80x = 4,241,007.30 × 1,880,221.40
  4. Step 4: Simplify right side
    2,832,003.80x = 7,974,032,683,016.22
  5. Step 5: Solve for x
    x = 7,974,032,683,016.22/2,832,003.80
  6. Step 6: Final answer
    x = 2,815,685.73

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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.