Home / 4,790,288.40-7,186,809.60-2,769,979.92

Finding the Fourth Proportional to 4,790,288.40, 7,186,809.60 and 2,769,979.92

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Solution

The fourth proportional to 4,790,288.40, 7,186,809.60 and 2,769,979.92 is: 4,155,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,288.40 : 7,186,809.60 = 2,769,979.92 : x
  2. Step 2: Convert to fraction form
    4,790,288.40/7,186,809.60 = 2,769,979.92/x
  3. Step 3: Cross multiply
    4,790,288.40x = 7,186,809.60 × 2,769,979.92
  4. Step 4: Simplify right side
    4,790,288.40x = 19,907,318,280,863.23
  5. Step 5: Solve for x
    x = 19,907,318,280,863.23/4,790,288.40
  6. Step 6: Final answer
    x = 4,155,766.13

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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.