Home / 5,432,625.60-8,148,938.40-1,646,296.80

Finding the Fourth Proportional to 5,432,625.60, 8,148,938.40 and 1,646,296.80

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Solution

The fourth proportional to 5,432,625.60, 8,148,938.40 and 1,646,296.80 is: 2,469,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,625.60 : 8,148,938.40 = 1,646,296.80 : x
  2. Step 2: Convert to fraction form
    5,432,625.60/8,148,938.40 = 1,646,296.80/x
  3. Step 3: Cross multiply
    5,432,625.60x = 8,148,938.40 × 1,646,296.80
  4. Step 4: Simplify right side
    5,432,625.60x = 13,415,571,211,317.12
  5. Step 5: Solve for x
    x = 13,415,571,211,317.12/5,432,625.60
  6. Step 6: Final answer
    x = 2,469,445.20

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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.