Home / 2,012,205.80-3,021,807.90-1,067,421.80

Finding the Fourth Proportional to 2,012,205.80, 3,021,807.90 and 1,067,421.80

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Solution

The fourth proportional to 2,012,205.80, 3,021,807.90 and 1,067,421.80 is: 1,602,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,205.80 : 3,021,807.90 = 1,067,421.80 : x
  2. Step 2: Convert to fraction form
    2,012,205.80/3,021,807.90 = 1,067,421.80/x
  3. Step 3: Cross multiply
    2,012,205.80x = 3,021,807.90 × 1,067,421.80
  4. Step 4: Simplify right side
    2,012,205.80x = 3,225,543,627,872.22
  5. Step 5: Solve for x
    x = 3,225,543,627,872.22/2,012,205.80
  6. Step 6: Final answer
    x = 1,602,988.93

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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.