Home / 2,847,143.35-3,929,057.67-1,557,983.89

Finding the Fourth Proportional to 2,847,143.35, 3,929,057.67 and 1,557,983.89

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Solution

The fourth proportional to 2,847,143.35, 3,929,057.67 and 1,557,983.89 is: 2,150,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,143.35 : 3,929,057.67 = 1,557,983.89 : x
  2. Step 2: Convert to fraction form
    2,847,143.35/3,929,057.67 = 1,557,983.89/x
  3. Step 3: Cross multiply
    2,847,143.35x = 3,929,057.67 × 1,557,983.89
  4. Step 4: Simplify right side
    2,847,143.35x = 6,121,408,552,740.94
  5. Step 5: Solve for x
    x = 6,121,408,552,740.94/2,847,143.35
  6. Step 6: Final answer
    x = 2,150,017.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.