Home / 3,147,017.76-4,342,878.13-1,770,362.44

Finding the Fourth Proportional to 3,147,017.76, 4,342,878.13 and 1,770,362.44

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Solution

The fourth proportional to 3,147,017.76, 4,342,878.13 and 1,770,362.44 is: 2,443,096.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,017.76 : 4,342,878.13 = 1,770,362.44 : x
  2. Step 2: Convert to fraction form
    3,147,017.76/4,342,878.13 = 1,770,362.44/x
  3. Step 3: Cross multiply
    3,147,017.76x = 4,342,878.13 × 1,770,362.44
  4. Step 4: Simplify right side
    3,147,017.76x = 7,688,468,301,135.05
  5. Step 5: Solve for x
    x = 7,688,468,301,135.05/3,147,017.76
  6. Step 6: Final answer
    x = 2,443,096.58

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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.