Home / 2,632,551.60-3,948,827.40-1,285,578.30

Finding the Fourth Proportional to 2,632,551.60, 3,948,827.40 and 1,285,578.30

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Solution

The fourth proportional to 2,632,551.60, 3,948,827.40 and 1,285,578.30 is: 1,928,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,551.60 : 3,948,827.40 = 1,285,578.30 : x
  2. Step 2: Convert to fraction form
    2,632,551.60/3,948,827.40 = 1,285,578.30/x
  3. Step 3: Cross multiply
    2,632,551.60x = 3,948,827.40 × 1,285,578.30
  4. Step 4: Simplify right side
    2,632,551.60x = 5,076,526,815,885.42
  5. Step 5: Solve for x
    x = 5,076,526,815,885.42/2,632,551.60
  6. Step 6: Final answer
    x = 1,928,367.45

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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.