Home / 3,774,825.18-5,664,672.63-1,378,469.34

Finding the Fourth Proportional to 3,774,825.18, 5,664,672.63 and 1,378,469.34

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Solution

The fourth proportional to 3,774,825.18, 5,664,672.63 and 1,378,469.34 is: 2,068,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,825.18 : 5,664,672.63 = 1,378,469.34 : x
  2. Step 2: Convert to fraction form
    3,774,825.18/5,664,672.63 = 1,378,469.34/x
  3. Step 3: Cross multiply
    3,774,825.18x = 5,664,672.63 × 1,378,469.34
  4. Step 4: Simplify right side
    3,774,825.18x = 7,808,577,541,592.16
  5. Step 5: Solve for x
    x = 7,808,577,541,592.16/3,774,825.18
  6. Step 6: Final answer
    x = 2,068,593.16

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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.