Home / 3,740,309.08-5,161,650.15-2,021,425.54

Finding the Fourth Proportional to 3,740,309.08, 5,161,650.15 and 2,021,425.54

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Solution

The fourth proportional to 3,740,309.08, 5,161,650.15 and 2,021,425.54 is: 2,789,580.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,309.08 : 5,161,650.15 = 2,021,425.54 : x
  2. Step 2: Convert to fraction form
    3,740,309.08/5,161,650.15 = 2,021,425.54/x
  3. Step 3: Cross multiply
    3,740,309.08x = 5,161,650.15 × 2,021,425.54
  4. Step 4: Simplify right side
    3,740,309.08x = 10,433,891,441,754.83
  5. Step 5: Solve for x
    x = 10,433,891,441,754.83/3,740,309.08
  6. Step 6: Final answer
    x = 2,789,580.01

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1.5x scale

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.