Home / 3,520,421.96-4,858,940.28-2,144,219.42

Finding the Fourth Proportional to 3,520,421.96, 4,858,940.28 and 2,144,219.42

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Solution

The fourth proportional to 3,520,421.96, 4,858,940.28 and 2,144,219.42 is: 2,959,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,421.96 : 4,858,940.28 = 2,144,219.42 : x
  2. Step 2: Convert to fraction form
    3,520,421.96/4,858,940.28 = 2,144,219.42/x
  3. Step 3: Cross multiply
    3,520,421.96x = 4,858,940.28 × 2,144,219.42
  4. Step 4: Simplify right side
    3,520,421.96x = 10,418,634,108,996.24
  5. Step 5: Solve for x
    x = 10,418,634,108,996.24/3,520,421.96
  6. Step 6: Final answer
    x = 2,959,484.47

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1.5x scale

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.