Home / 3,862,458.40-5,794,378.80-1,618,823.20

Finding the Fourth Proportional to 3,862,458.40, 5,794,378.80 and 1,618,823.20

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Solution

The fourth proportional to 3,862,458.40, 5,794,378.80 and 1,618,823.20 is: 2,428,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,458.40 : 5,794,378.80 = 1,618,823.20 : x
  2. Step 2: Convert to fraction form
    3,862,458.40/5,794,378.80 = 1,618,823.20/x
  3. Step 3: Cross multiply
    3,862,458.40x = 5,794,378.80 × 1,618,823.20
  4. Step 4: Simplify right side
    3,862,458.40x = 9,380,074,831,028.16
  5. Step 5: Solve for x
    x = 9,380,074,831,028.16/3,862,458.40
  6. Step 6: Final answer
    x = 2,428,524.49

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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.