Home / 4,782,341.80-7,175,435.10-1,942,676.20

Finding the Fourth Proportional to 4,782,341.80, 7,175,435.10 and 1,942,676.20

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Solution

The fourth proportional to 4,782,341.80, 7,175,435.10 and 1,942,676.20 is: 2,914,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,341.80 : 7,175,435.10 = 1,942,676.20 : x
  2. Step 2: Convert to fraction form
    4,782,341.80/7,175,435.10 = 1,942,676.20/x
  3. Step 3: Cross multiply
    4,782,341.80x = 7,175,435.10 × 1,942,676.20
  4. Step 4: Simplify right side
    4,782,341.80x = 13,939,546,993,414.62
  5. Step 5: Solve for x
    x = 13,939,546,993,414.62/4,782,341.80
  6. Step 6: Final answer
    x = 2,914,795.21

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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.