Home / 3,492,678.10-5,228,519.55-2,072,002.90

Finding the Fourth Proportional to 3,492,678.10, 5,228,519.55 and 2,072,002.90

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Solution

The fourth proportional to 3,492,678.10, 5,228,519.55 and 2,072,002.90 is: 3,101,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492,678.10 : 5,228,519.55 = 2,072,002.90 : x
  2. Step 2: Convert to fraction form
    3,492,678.10/5,228,519.55 = 2,072,002.90/x
  3. Step 3: Cross multiply
    3,492,678.10x = 5,228,519.55 × 2,072,002.90
  4. Step 4: Simplify right side
    3,492,678.10x = 10,833,507,670,306.69
  5. Step 5: Solve for x
    x = 10,833,507,670,306.69/3,492,678.10
  6. Step 6: Final answer
    x = 3,101,776.73

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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.