Home / 3,200,258.80-4,788,578.40-2,916,823.60

Finding the Fourth Proportional to 3,200,258.80, 4,788,578.40 and 2,916,823.60

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Solution

The fourth proportional to 3,200,258.80, 4,788,578.40 and 2,916,823.60 is: 4,364,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,258.80 : 4,788,578.40 = 2,916,823.60 : x
  2. Step 2: Convert to fraction form
    3,200,258.80/4,788,578.40 = 2,916,823.60/x
  3. Step 3: Cross multiply
    3,200,258.80x = 4,788,578.40 × 2,916,823.60
  4. Step 4: Simplify right side
    3,200,258.80x = 13,967,438,487,570.24
  5. Step 5: Solve for x
    x = 13,967,438,487,570.24/3,200,258.80
  6. Step 6: Final answer
    x = 4,364,471.55

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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.