Home / 3,288,279.47-4,897,745.22-3,140,742.34

Finding the Fourth Proportional to 3,288,279.47, 4,897,745.22 and 3,140,742.34

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Solution

The fourth proportional to 3,288,279.47, 4,897,745.22 and 3,140,742.34 is: 4,677,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,279.47 : 4,897,745.22 = 3,140,742.34 : x
  2. Step 2: Convert to fraction form
    3,288,279.47/4,897,745.22 = 3,140,742.34/x
  3. Step 3: Cross multiply
    3,288,279.47x = 4,897,745.22 × 3,140,742.34
  4. Step 4: Simplify right side
    3,288,279.47x = 15,382,555,742,794.18
  5. Step 5: Solve for x
    x = 15,382,555,742,794.18/3,288,279.47
  6. Step 6: Final answer
    x = 4,677,995.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.