Home / 3,789,106.71-5,687,706.09-1,631,199.89

Finding the Fourth Proportional to 3,789,106.71, 5,687,706.09 and 1,631,199.89

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Solution

The fourth proportional to 3,789,106.71, 5,687,706.09 and 1,631,199.89 is: 2,448,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,106.71 : 5,687,706.09 = 1,631,199.89 : x
  2. Step 2: Convert to fraction form
    3,789,106.71/5,687,706.09 = 1,631,199.89/x
  3. Step 3: Cross multiply
    3,789,106.71x = 5,687,706.09 × 1,631,199.89
  4. Step 4: Simplify right side
    3,789,106.71x = 9,277,785,519,921.80
  5. Step 5: Solve for x
    x = 9,277,785,519,921.80/3,789,106.71
  6. Step 6: Final answer
    x = 2,448,541.63

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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.