Home / 2,591,233.60-3,886,850.40-1,693,688.80

Finding the Fourth Proportional to 2,591,233.60, 3,886,850.40 and 1,693,688.80

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Solution

The fourth proportional to 2,591,233.60, 3,886,850.40 and 1,693,688.80 is: 2,540,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,233.60 : 3,886,850.40 = 1,693,688.80 : x
  2. Step 2: Convert to fraction form
    2,591,233.60/3,886,850.40 = 1,693,688.80/x
  3. Step 3: Cross multiply
    2,591,233.60x = 3,886,850.40 × 1,693,688.80
  4. Step 4: Simplify right side
    2,591,233.60x = 6,583,114,989,755.52
  5. Step 5: Solve for x
    x = 6,583,114,989,755.52/2,591,233.60
  6. Step 6: Final answer
    x = 2,540,533.20

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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.