Home / 2,013,807.18-3,019,991.49-665,720.94

Finding the Fourth Proportional to 2,013,807.18, 3,019,991.49 and 665,720.94

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Solution

The fourth proportional to 2,013,807.18, 3,019,991.49 and 665,720.94 is: 998,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,807.18 : 3,019,991.49 = 665,720.94 : x
  2. Step 2: Convert to fraction form
    2,013,807.18/3,019,991.49 = 665,720.94/x
  3. Step 3: Cross multiply
    2,013,807.18x = 3,019,991.49 × 665,720.94
  4. Step 4: Simplify right side
    2,013,807.18x = 2,010,471,573,514.80
  5. Step 5: Solve for x
    x = 2,010,471,573,514.80/2,013,807.18
  6. Step 6: Final answer
    x = 998,343.63

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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.