Home / 2,013,310.72-3,020,439.07-665,473.39

Finding the Fourth Proportional to 2,013,310.72, 3,020,439.07 and 665,473.39

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Solution

The fourth proportional to 2,013,310.72, 3,020,439.07 and 665,473.39 is: 998,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,310.72 : 3,020,439.07 = 665,473.39 : x
  2. Step 2: Convert to fraction form
    2,013,310.72/3,020,439.07 = 665,473.39/x
  3. Step 3: Cross multiply
    2,013,310.72x = 3,020,439.07 × 665,473.39
  4. Step 4: Simplify right side
    2,013,310.72x = 2,010,021,820,482.09
  5. Step 5: Solve for x
    x = 2,010,021,820,482.09/2,013,310.72
  6. Step 6: Final answer
    x = 998,366.42

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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.