Home / 3,138,196.80-4,707,295.20-894,043.20

Finding the Fourth Proportional to 3,138,196.80, 4,707,295.20 and 894,043.20

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Solution

The fourth proportional to 3,138,196.80, 4,707,295.20 and 894,043.20 is: 1,341,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,196.80 : 4,707,295.20 = 894,043.20 : x
  2. Step 2: Convert to fraction form
    3,138,196.80/4,707,295.20 = 894,043.20/x
  3. Step 3: Cross multiply
    3,138,196.80x = 4,707,295.20 × 894,043.20
  4. Step 4: Simplify right side
    3,138,196.80x = 4,208,525,263,952.64
  5. Step 5: Solve for x
    x = 4,208,525,263,952.64/3,138,196.80
  6. Step 6: Final answer
    x = 1,341,064.80

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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.