Home / 3,032,115.10-4,537,675.05-2,780,172.70

Finding the Fourth Proportional to 3,032,115.10, 4,537,675.05 and 2,780,172.70

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Solution

The fourth proportional to 3,032,115.10, 4,537,675.05 and 2,780,172.70 is: 4,160,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032,115.10 : 4,537,675.05 = 2,780,172.70 : x
  2. Step 2: Convert to fraction form
    3,032,115.10/4,537,675.05 = 2,780,172.70/x
  3. Step 3: Cross multiply
    3,032,115.10x = 4,537,675.05 × 2,780,172.70
  4. Step 4: Simplify right side
    3,032,115.10x = 12,615,520,295,481.13
  5. Step 5: Solve for x
    x = 12,615,520,295,481.13/3,032,115.10
  6. Step 6: Final answer
    x = 4,160,633.71

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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.