Home / 2,077,809.92-3,118,630.71-1,053,858.74

Finding the Fourth Proportional to 2,077,809.92, 3,118,630.71 and 1,053,858.74

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Solution

The fourth proportional to 2,077,809.92, 3,118,630.71 and 1,053,858.74 is: 1,581,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,809.92 : 3,118,630.71 = 1,053,858.74 : x
  2. Step 2: Convert to fraction form
    2,077,809.92/3,118,630.71 = 1,053,858.74/x
  3. Step 3: Cross multiply
    2,077,809.92x = 3,118,630.71 × 1,053,858.74
  4. Step 4: Simplify right side
    2,077,809.92x = 3,286,596,214,972.75
  5. Step 5: Solve for x
    x = 3,286,596,214,972.75/2,077,809.92
  6. Step 6: Final answer
    x = 1,581,759.81

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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.