Home / 2,133,489.30-3,199,701.29-836,905.22

Finding the Fourth Proportional to 2,133,489.30, 3,199,701.29 and 836,905.22

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Solution

The fourth proportional to 2,133,489.30, 3,199,701.29 and 836,905.22 is: 1,255,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,489.30 : 3,199,701.29 = 836,905.22 : x
  2. Step 2: Convert to fraction form
    2,133,489.30/3,199,701.29 = 836,905.22/x
  3. Step 3: Cross multiply
    2,133,489.30x = 3,199,701.29 × 836,905.22
  4. Step 4: Simplify right side
    2,133,489.30x = 2,677,846,722,133.25
  5. Step 5: Solve for x
    x = 2,677,846,722,133.25/2,133,489.30
  6. Step 6: Final answer
    x = 1,255,148.89

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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.