Home / 4,006,770.28-5,529,347.64-2,171,212.49

Finding the Fourth Proportional to 4,006,770.28, 5,529,347.64 and 2,171,212.49

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Solution

The fourth proportional to 4,006,770.28, 5,529,347.64 and 2,171,212.49 is: 2,996,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006,770.28 : 5,529,347.64 = 2,171,212.49 : x
  2. Step 2: Convert to fraction form
    4,006,770.28/5,529,347.64 = 2,171,212.49/x
  3. Step 3: Cross multiply
    4,006,770.28x = 5,529,347.64 × 2,171,212.49
  4. Step 4: Simplify right side
    4,006,770.28x = 12,005,388,671,343.39
  5. Step 5: Solve for x
    x = 12,005,388,671,343.39/4,006,770.28
  6. Step 6: Final answer
    x = 2,996,275.76

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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.