Home / 3,780,288.08-5,216,592.36-2,148,468.98

Finding the Fourth Proportional to 3,780,288.08, 5,216,592.36 and 2,148,468.98

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Solution

The fourth proportional to 3,780,288.08, 5,216,592.36 and 2,148,468.98 is: 2,964,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,288.08 : 5,216,592.36 = 2,148,468.98 : x
  2. Step 2: Convert to fraction form
    3,780,288.08/5,216,592.36 = 2,148,468.98/x
  3. Step 3: Cross multiply
    3,780,288.08x = 5,216,592.36 × 2,148,468.98
  4. Step 4: Simplify right side
    3,780,288.08x = 11,207,686,866,764.99
  5. Step 5: Solve for x
    x = 11,207,686,866,764.99/3,780,288.08
  6. Step 6: Final answer
    x = 2,964,770.58

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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.