Home / 4,939,850.90-7,409,776.35-2,100,055.70

Finding the Fourth Proportional to 4,939,850.90, 7,409,776.35 and 2,100,055.70

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Solution

The fourth proportional to 4,939,850.90, 7,409,776.35 and 2,100,055.70 is: 3,150,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939,850.90 : 7,409,776.35 = 2,100,055.70 : x
  2. Step 2: Convert to fraction form
    4,939,850.90/7,409,776.35 = 2,100,055.70/x
  3. Step 3: Cross multiply
    4,939,850.90x = 7,409,776.35 × 2,100,055.70
  4. Step 4: Simplify right side
    4,939,850.90x = 15,560,943,059,542.70
  5. Step 5: Solve for x
    x = 15,560,943,059,542.70/4,939,850.90
  6. Step 6: Final answer
    x = 3,150,083.55

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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.