Home / 2,099,153.60-3,141,472.80-1,258,308.80

Finding the Fourth Proportional to 2,099,153.60, 3,141,472.80 and 1,258,308.80

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Solution

The fourth proportional to 2,099,153.60, 3,141,472.80 and 1,258,308.80 is: 1,883,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,153.60 : 3,141,472.80 = 1,258,308.80 : x
  2. Step 2: Convert to fraction form
    2,099,153.60/3,141,472.80 = 1,258,308.80/x
  3. Step 3: Cross multiply
    2,099,153.60x = 3,141,472.80 × 1,258,308.80
  4. Step 4: Simplify right side
    2,099,153.60x = 3,952,942,869,200.64
  5. Step 5: Solve for x
    x = 3,952,942,869,200.64/2,099,153.60
  6. Step 6: Final answer
    x = 1,883,112.73

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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.