Home / 2,084,246.80-3,126,078.60-664,446.40

Finding the Fourth Proportional to 2,084,246.80, 3,126,078.60 and 664,446.40

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Solution

The fourth proportional to 2,084,246.80, 3,126,078.60 and 664,446.40 is: 996,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,246.80 : 3,126,078.60 = 664,446.40 : x
  2. Step 2: Convert to fraction form
    2,084,246.80/3,126,078.60 = 664,446.40/x
  3. Step 3: Cross multiply
    2,084,246.80x = 3,126,078.60 × 664,446.40
  4. Step 4: Simplify right side
    2,084,246.80x = 2,077,111,671,887.04
  5. Step 5: Solve for x
    x = 2,077,111,671,887.04/2,084,246.80
  6. Step 6: Final answer
    x = 996,576.64

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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.