Home / 2,065,217.60-2,850,408.27-1,319,666.87

Finding the Fourth Proportional to 2,065,217.60, 2,850,408.27 and 1,319,666.87

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Solution

The fourth proportional to 2,065,217.60, 2,850,408.27 and 1,319,666.87 is: 1,821,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,217.60 : 2,850,408.27 = 1,319,666.87 : x
  2. Step 2: Convert to fraction form
    2,065,217.60/2,850,408.27 = 1,319,666.87/x
  3. Step 3: Cross multiply
    2,065,217.60x = 2,850,408.27 × 1,319,666.87
  4. Step 4: Simplify right side
    2,065,217.60x = 3,761,589,345,640.97
  5. Step 5: Solve for x
    x = 3,761,589,345,640.97/2,065,217.60
  6. Step 6: Final answer
    x = 1,821,400.98

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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.