Home / 5,453,107.80-8,179,661.70-1,862,928.60

Finding the Fourth Proportional to 5,453,107.80, 8,179,661.70 and 1,862,928.60

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Solution

The fourth proportional to 5,453,107.80, 8,179,661.70 and 1,862,928.60 is: 2,794,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453,107.80 : 8,179,661.70 = 1,862,928.60 : x
  2. Step 2: Convert to fraction form
    5,453,107.80/8,179,661.70 = 1,862,928.60/x
  3. Step 3: Cross multiply
    5,453,107.80x = 8,179,661.70 × 1,862,928.60
  4. Step 4: Simplify right side
    5,453,107.80x = 15,238,125,719,254.62
  5. Step 5: Solve for x
    x = 15,238,125,719,254.62/5,453,107.80
  6. Step 6: Final answer
    x = 2,794,392.90

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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.