Home / 4,591,047.60-6,878,698.20-2,189,721.60

Finding the Fourth Proportional to 4,591,047.60, 6,878,698.20 and 2,189,721.60

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Solution

The fourth proportional to 4,591,047.60, 6,878,698.20 and 2,189,721.60 is: 3,280,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591,047.60 : 6,878,698.20 = 2,189,721.60 : x
  2. Step 2: Convert to fraction form
    4,591,047.60/6,878,698.20 = 2,189,721.60/x
  3. Step 3: Cross multiply
    4,591,047.60x = 6,878,698.20 × 2,189,721.60
  4. Step 4: Simplify right side
    4,591,047.60x = 15,062,434,028,421.12
  5. Step 5: Solve for x
    x = 15,062,434,028,421.12/4,591,047.60
  6. Step 6: Final answer
    x = 3,280,827.24

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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.