Home / 2,624,791.80-3,936,701.70-731,141.40

Finding the Fourth Proportional to 2,624,791.80, 3,936,701.70 and 731,141.40

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Solution

The fourth proportional to 2,624,791.80, 3,936,701.70 and 731,141.40 is: 1,096,576.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,791.80 : 3,936,701.70 = 731,141.40 : x
  2. Step 2: Convert to fraction form
    2,624,791.80/3,936,701.70 = 731,141.40/x
  3. Step 3: Cross multiply
    2,624,791.80x = 3,936,701.70 × 731,141.40
  4. Step 4: Simplify right side
    2,624,791.80x = 2,878,285,592,320.38
  5. Step 5: Solve for x
    x = 2,878,285,592,320.38/2,624,791.80
  6. Step 6: Final answer
    x = 1,096,576.72

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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.