Home / 3,961,889.28-5,939,423.28-1,685,329.20

Finding the Fourth Proportional to 3,961,889.28, 5,939,423.28 and 1,685,329.20

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Solution

The fourth proportional to 3,961,889.28, 5,939,423.28 and 1,685,329.20 is: 2,526,542.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,889.28 : 5,939,423.28 = 1,685,329.20 : x
  2. Step 2: Convert to fraction form
    3,961,889.28/5,939,423.28 = 1,685,329.20/x
  3. Step 3: Cross multiply
    3,961,889.28x = 5,939,423.28 × 1,685,329.20
  4. Step 4: Simplify right side
    3,961,889.28x = 10,009,883,484,943.78
  5. Step 5: Solve for x
    x = 10,009,883,484,943.78/3,961,889.28
  6. Step 6: Final answer
    x = 2,526,542.96

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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.