Home / 3,137,600.25-4,705,780.65-862,537.62

Finding the Fourth Proportional to 3,137,600.25, 4,705,780.65 and 862,537.62

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Solution

The fourth proportional to 3,137,600.25, 4,705,780.65 and 862,537.62 is: 1,293,636.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,600.25 : 4,705,780.65 = 862,537.62 : x
  2. Step 2: Convert to fraction form
    3,137,600.25/4,705,780.65 = 862,537.62/x
  3. Step 3: Cross multiply
    3,137,600.25x = 4,705,780.65 × 862,537.62
  4. Step 4: Simplify right side
    3,137,600.25x = 4,058,912,842,093.05
  5. Step 5: Solve for x
    x = 4,058,912,842,093.05/3,137,600.25
  6. Step 6: Final answer
    x = 1,293,636.07

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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.