Home / 4,256,102.88-6,384,086.58-1,980,354.42

Finding the Fourth Proportional to 4,256,102.88, 6,384,086.58 and 1,980,354.42

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Solution

The fourth proportional to 4,256,102.88, 6,384,086.58 and 1,980,354.42 is: 2,970,500.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256,102.88 : 6,384,086.58 = 1,980,354.42 : x
  2. Step 2: Convert to fraction form
    4,256,102.88/6,384,086.58 = 1,980,354.42/x
  3. Step 3: Cross multiply
    4,256,102.88x = 6,384,086.58 × 1,980,354.42
  4. Step 4: Simplify right side
    4,256,102.88x = 12,642,754,083,792.01
  5. Step 5: Solve for x
    x = 12,642,754,083,792.01/4,256,102.88
  6. Step 6: Final answer
    x = 2,970,500.11

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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.