Home / 3,563,872.50-5,346,342.21-1,289,928.93

Finding the Fourth Proportional to 3,563,872.50, 5,346,342.21 and 1,289,928.93

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Solution

The fourth proportional to 3,563,872.50, 5,346,342.21 and 1,289,928.93 is: 1,935,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,872.50 : 5,346,342.21 = 1,289,928.93 : x
  2. Step 2: Convert to fraction form
    3,563,872.50/5,346,342.21 = 1,289,928.93/x
  3. Step 3: Cross multiply
    3,563,872.50x = 5,346,342.21 × 1,289,928.93
  4. Step 4: Simplify right side
    3,563,872.50x = 6,896,401,471,147.59
  5. Step 5: Solve for x
    x = 6,896,401,471,147.59/3,563,872.50
  6. Step 6: Final answer
    x = 1,935,086.47

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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.