Home / 2,798,204.40-4,196,269.80-905,007.60

Finding the Fourth Proportional to 2,798,204.40, 4,196,269.80 and 905,007.60

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Solution

The fourth proportional to 2,798,204.40, 4,196,269.80 and 905,007.60 is: 1,357,176.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,204.40 : 4,196,269.80 = 905,007.60 : x
  2. Step 2: Convert to fraction form
    2,798,204.40/4,196,269.80 = 905,007.60/x
  3. Step 3: Cross multiply
    2,798,204.40x = 4,196,269.80 × 905,007.60
  4. Step 4: Simplify right side
    2,798,204.40x = 3,797,656,060,650.48
  5. Step 5: Solve for x
    x = 3,797,656,060,650.48/2,798,204.40
  6. Step 6: Final answer
    x = 1,357,176.07

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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.