Home / 3,838,228.20-5,758,119.90-1,314,138.60

Finding the Fourth Proportional to 3,838,228.20, 5,758,119.90 and 1,314,138.60

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Solution

The fourth proportional to 3,838,228.20, 5,758,119.90 and 1,314,138.60 is: 1,971,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,228.20 : 5,758,119.90 = 1,314,138.60 : x
  2. Step 2: Convert to fraction form
    3,838,228.20/5,758,119.90 = 1,314,138.60/x
  3. Step 3: Cross multiply
    3,838,228.20x = 5,758,119.90 × 1,314,138.60
  4. Step 4: Simplify right side
    3,838,228.20x = 7,566,967,624,018.14
  5. Step 5: Solve for x
    x = 7,566,967,624,018.14/3,838,228.20
  6. Step 6: Final answer
    x = 1,971,474.14

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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.