Home / 2,584,847.18-3,877,416.58-787,789.28

Finding the Fourth Proportional to 2,584,847.18, 3,877,416.58 and 787,789.28

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Solution

The fourth proportional to 2,584,847.18, 3,877,416.58 and 787,789.28 is: 1,181,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584,847.18 : 3,877,416.58 = 787,789.28 : x
  2. Step 2: Convert to fraction form
    2,584,847.18/3,877,416.58 = 787,789.28/x
  3. Step 3: Cross multiply
    2,584,847.18x = 3,877,416.58 × 787,789.28
  4. Step 4: Simplify right side
    2,584,847.18x = 3,054,587,223,542.33
  5. Step 5: Solve for x
    x = 3,054,587,223,542.33/2,584,847.18
  6. Step 6: Final answer
    x = 1,181,728.36

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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.