Home / 3,862,040.40-5,792,023.80-1,618,405.20

Finding the Fourth Proportional to 3,862,040.40, 5,792,023.80 and 1,618,405.20

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Solution

The fourth proportional to 3,862,040.40, 5,792,023.80 and 1,618,405.20 is: 2,427,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,040.40 : 5,792,023.80 = 1,618,405.20 : x
  2. Step 2: Convert to fraction form
    3,862,040.40/5,792,023.80 = 1,618,405.20/x
  3. Step 3: Cross multiply
    3,862,040.40x = 5,792,023.80 × 1,618,405.20
  4. Step 4: Simplify right side
    3,862,040.40x = 9,373,841,436,443.76
  5. Step 5: Solve for x
    x = 9,373,841,436,443.76/3,862,040.40
  6. Step 6: Final answer
    x = 2,427,173.32

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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.