Home / 4,790,565.60-7,179,608.40-1,947,356.64

Finding the Fourth Proportional to 4,790,565.60, 7,179,608.40 and 1,947,356.64

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Solution

The fourth proportional to 4,790,565.60, 7,179,608.40 and 1,947,356.64 is: 2,918,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,565.60 : 7,179,608.40 = 1,947,356.64 : x
  2. Step 2: Convert to fraction form
    4,790,565.60/7,179,608.40 = 1,947,356.64/x
  3. Step 3: Cross multiply
    4,790,565.60x = 7,179,608.40 × 1,947,356.64
  4. Step 4: Simplify right side
    4,790,565.60x = 13,981,258,090,339.78
  5. Step 5: Solve for x
    x = 13,981,258,090,339.78/4,790,565.60
  6. Step 6: Final answer
    x = 2,918,498.41

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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.