Home / 4,591,029.60-6,878,671.20-2,189,703.60

Finding the Fourth Proportional to 4,591,029.60, 6,878,671.20 and 2,189,703.60

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Solution

The fourth proportional to 4,591,029.60, 6,878,671.20 and 2,189,703.60 is: 3,280,800.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591,029.60 : 6,878,671.20 = 2,189,703.60 : x
  2. Step 2: Convert to fraction form
    4,591,029.60/6,878,671.20 = 2,189,703.60/x
  3. Step 3: Cross multiply
    4,591,029.60x = 6,878,671.20 × 2,189,703.60
  4. Step 4: Simplify right side
    4,591,029.60x = 15,062,251,089,856.32
  5. Step 5: Solve for x
    x = 15,062,251,089,856.32/4,591,029.60
  6. Step 6: Final answer
    x = 3,280,800.26

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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.