Home / 6,617,150.40-9,925,725.60-1,825,579.20

Finding the Fourth Proportional to 6,617,150.40, 9,925,725.60 and 1,825,579.20

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Solution

The fourth proportional to 6,617,150.40, 9,925,725.60 and 1,825,579.20 is: 2,738,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,150.40 : 9,925,725.60 = 1,825,579.20 : x
  2. Step 2: Convert to fraction form
    6,617,150.40/9,925,725.60 = 1,825,579.20/x
  3. Step 3: Cross multiply
    6,617,150.40x = 9,925,725.60 × 1,825,579.20
  4. Step 4: Simplify right side
    6,617,150.40x = 18,120,198,200,267.52
  5. Step 5: Solve for x
    x = 18,120,198,200,267.52/6,617,150.40
  6. Step 6: Final answer
    x = 2,738,368.80

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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.