Home / 2,951,120.27-4,421,285.52-2,139,494.59

Finding the Fourth Proportional to 2,951,120.27, 4,421,285.52 and 2,139,494.59

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Solution

The fourth proportional to 2,951,120.27, 4,421,285.52 and 2,139,494.59 is: 3,205,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,120.27 : 4,421,285.52 = 2,139,494.59 : x
  2. Step 2: Convert to fraction form
    2,951,120.27/4,421,285.52 = 2,139,494.59/x
  3. Step 3: Cross multiply
    2,951,120.27x = 4,421,285.52 × 2,139,494.59
  4. Step 4: Simplify right side
    2,951,120.27x = 9,459,316,435,731.64
  5. Step 5: Solve for x
    x = 9,459,316,435,731.64/2,951,120.27
  6. Step 6: Final answer
    x = 3,205,330.71

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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.