Home / 3,781,770-5,672,704.41-1,257,425.25

Finding the Fourth Proportional to 3,781,770, 5,672,704.41 and 1,257,425.25

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Solution

The fourth proportional to 3,781,770, 5,672,704.41 and 1,257,425.25 is: 1,886,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,770 : 5,672,704.41 = 1,257,425.25 : x
  2. Step 2: Convert to fraction form
    3,781,770/5,672,704.41 = 1,257,425.25/x
  3. Step 3: Cross multiply
    3,781,770x = 5,672,704.41 × 1,257,425.25
  4. Step 4: Simplify right side
    3,781,770x = 7,133,001,760,920.35
  5. Step 5: Solve for x
    x = 7,133,001,760,920.35/3,781,770
  6. Step 6: Final answer
    x = 1,886,154.30

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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.