Home / 3,431,297.40-5,143,446.90-2,010,622.20

Finding the Fourth Proportional to 3,431,297.40, 5,143,446.90 and 2,010,622.20

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Solution

The fourth proportional to 3,431,297.40, 5,143,446.90 and 2,010,622.20 is: 3,013,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,297.40 : 5,143,446.90 = 2,010,622.20 : x
  2. Step 2: Convert to fraction form
    3,431,297.40/5,143,446.90 = 2,010,622.20/x
  3. Step 3: Cross multiply
    3,431,297.40x = 5,143,446.90 × 2,010,622.20
  4. Step 4: Simplify right side
    3,431,297.40x = 10,341,528,521,661.18
  5. Step 5: Solve for x
    x = 10,341,528,521,661.18/3,431,297.40
  6. Step 6: Final answer
    x = 3,013,882.89

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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.