Home / 3,409,912.47-5,110,440.03-1,385,800.94

Finding the Fourth Proportional to 3,409,912.47, 5,110,440.03 and 1,385,800.94

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Solution

The fourth proportional to 3,409,912.47, 5,110,440.03 and 1,385,800.94 is: 2,076,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,912.47 : 5,110,440.03 = 1,385,800.94 : x
  2. Step 2: Convert to fraction form
    3,409,912.47/5,110,440.03 = 1,385,800.94/x
  3. Step 3: Cross multiply
    3,409,912.47x = 5,110,440.03 × 1,385,800.94
  4. Step 4: Simplify right side
    3,409,912.47x = 7,082,052,597,387.63
  5. Step 5: Solve for x
    x = 7,082,052,597,387.63/3,409,912.47
  6. Step 6: Final answer
    x = 2,076,901.58

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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.