Home / 2,800,610.40-4,200,332.40-1,203,225.60

Finding the Fourth Proportional to 2,800,610.40, 4,200,332.40 and 1,203,225.60

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Solution

The fourth proportional to 2,800,610.40, 4,200,332.40 and 1,203,225.60 is: 1,804,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,610.40 : 4,200,332.40 = 1,203,225.60 : x
  2. Step 2: Convert to fraction form
    2,800,610.40/4,200,332.40 = 1,203,225.60/x
  3. Step 3: Cross multiply
    2,800,610.40x = 4,200,332.40 × 1,203,225.60
  4. Step 4: Simplify right side
    2,800,610.40x = 5,053,947,472,189.44
  5. Step 5: Solve for x
    x = 5,053,947,472,189.44/2,800,610.40
  6. Step 6: Final answer
    x = 1,804,587.84

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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.