Home / 1,996,722.32-2,757,749.88-1,342,211.96

Finding the Fourth Proportional to 1,996,722.32, 2,757,749.88 and 1,342,211.96

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Solution

The fourth proportional to 1,996,722.32, 2,757,749.88 and 1,342,211.96 is: 1,853,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,722.32 : 2,757,749.88 = 1,342,211.96 : x
  2. Step 2: Convert to fraction form
    1,996,722.32/2,757,749.88 = 1,342,211.96/x
  3. Step 3: Cross multiply
    1,996,722.32x = 2,757,749.88 × 1,342,211.96
  4. Step 4: Simplify right side
    1,996,722.32x = 3,701,484,871,624.56
  5. Step 5: Solve for x
    x = 3,701,484,871,624.56/1,996,722.32
  6. Step 6: Final answer
    x = 1,853,780.49

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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.