Home / 3,647,618.80-5,471,428.20-1,124,047.60

Finding the Fourth Proportional to 3,647,618.80, 5,471,428.20 and 1,124,047.60

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Solution

The fourth proportional to 3,647,618.80, 5,471,428.20 and 1,124,047.60 is: 1,686,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,618.80 : 5,471,428.20 = 1,124,047.60 : x
  2. Step 2: Convert to fraction form
    3,647,618.80/5,471,428.20 = 1,124,047.60/x
  3. Step 3: Cross multiply
    3,647,618.80x = 5,471,428.20 × 1,124,047.60
  4. Step 4: Simplify right side
    3,647,618.80x = 6,150,145,736,782.32
  5. Step 5: Solve for x
    x = 6,150,145,736,782.32/3,647,618.80
  6. Step 6: Final answer
    x = 1,686,071.40

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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.