Home / 2,856,923.48-4,286,500.36-1,258,365.80

Finding the Fourth Proportional to 2,856,923.48, 4,286,500.36 and 1,258,365.80

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Solution

The fourth proportional to 2,856,923.48, 4,286,500.36 and 1,258,365.80 is: 1,888,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,923.48 : 4,286,500.36 = 1,258,365.80 : x
  2. Step 2: Convert to fraction form
    2,856,923.48/4,286,500.36 = 1,258,365.80/x
  3. Step 3: Cross multiply
    2,856,923.48x = 4,286,500.36 × 1,258,365.80
  4. Step 4: Simplify right side
    2,856,923.48x = 5,393,985,454,711.69
  5. Step 5: Solve for x
    x = 5,393,985,454,711.69/2,856,923.48
  6. Step 6: Final answer
    x = 1,888,039.88

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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.