Home / 3,895,303.10-5,375,351.21-2,152,882.45

Finding the Fourth Proportional to 3,895,303.10, 5,375,351.21 and 2,152,882.45

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Solution

The fourth proportional to 3,895,303.10, 5,375,351.21 and 2,152,882.45 is: 2,970,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,303.10 : 5,375,351.21 = 2,152,882.45 : x
  2. Step 2: Convert to fraction form
    3,895,303.10/5,375,351.21 = 2,152,882.45/x
  3. Step 3: Cross multiply
    3,895,303.10x = 5,375,351.21 × 2,152,882.45
  4. Step 4: Simplify right side
    3,895,303.10x = 11,572,499,260,423.66
  5. Step 5: Solve for x
    x = 11,572,499,260,423.66/3,895,303.10
  6. Step 6: Final answer
    x = 2,970,885.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.