Home / 3,571,545.34-4,928,769.72-1,939,984.48

Finding the Fourth Proportional to 3,571,545.34, 4,928,769.72 and 1,939,984.48

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Solution

The fourth proportional to 3,571,545.34, 4,928,769.72 and 1,939,984.48 is: 2,677,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,545.34 : 4,928,769.72 = 1,939,984.48 : x
  2. Step 2: Convert to fraction form
    3,571,545.34/4,928,769.72 = 1,939,984.48/x
  3. Step 3: Cross multiply
    3,571,545.34x = 4,928,769.72 × 1,939,984.48
  4. Step 4: Simplify right side
    3,571,545.34x = 9,561,736,762,293.95
  5. Step 5: Solve for x
    x = 9,561,736,762,293.95/3,571,545.34
  6. Step 6: Final answer
    x = 2,677,198.76

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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.