Home / 2,886,161.60-4,328,221.80-992,462.60

Finding the Fourth Proportional to 2,886,161.60, 4,328,221.80 and 992,462.60

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Solution

The fourth proportional to 2,886,161.60, 4,328,221.80 and 992,462.60 is: 1,488,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,161.60 : 4,328,221.80 = 992,462.60 : x
  2. Step 2: Convert to fraction form
    2,886,161.60/4,328,221.80 = 992,462.60/x
  3. Step 3: Cross multiply
    2,886,161.60x = 4,328,221.80 × 992,462.60
  4. Step 4: Simplify right side
    2,886,161.60x = 4,295,598,261,004.68
  5. Step 5: Solve for x
    x = 4,295,598,261,004.68/2,886,161.60
  6. Step 6: Final answer
    x = 1,488,342.95

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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.