Home / 3,571,250.72-4,928,384.88-1,939,659.20

Finding the Fourth Proportional to 3,571,250.72, 4,928,384.88 and 1,939,659.20

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Solution

The fourth proportional to 3,571,250.72, 4,928,384.88 and 1,939,659.20 is: 2,676,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,250.72 : 4,928,384.88 = 1,939,659.20 : x
  2. Step 2: Convert to fraction form
    3,571,250.72/4,928,384.88 = 1,939,659.20/x
  3. Step 3: Cross multiply
    3,571,250.72x = 4,928,384.88 × 1,939,659.20
  4. Step 4: Simplify right side
    3,571,250.72x = 9,559,387,073,632.90
  5. Step 5: Solve for x
    x = 9,559,387,073,632.90/3,571,250.72
  6. Step 6: Final answer
    x = 2,676,761.68

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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.