Home / 3,862,028.40-5,792,005.80-1,618,393.20

Finding the Fourth Proportional to 3,862,028.40, 5,792,005.80 and 1,618,393.20

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Solution

The fourth proportional to 3,862,028.40, 5,792,005.80 and 1,618,393.20 is: 2,427,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,028.40 : 5,792,005.80 = 1,618,393.20 : x
  2. Step 2: Convert to fraction form
    3,862,028.40/5,792,005.80 = 1,618,393.20/x
  3. Step 3: Cross multiply
    3,862,028.40x = 5,792,005.80 × 1,618,393.20
  4. Step 4: Simplify right side
    3,862,028.40x = 9,373,742,801,080.56
  5. Step 5: Solve for x
    x = 9,373,742,801,080.56/3,862,028.40
  6. Step 6: Final answer
    x = 2,427,155.33

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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.