Home / 2,808,334.80-4,216,649.40-2,177,960.40

Finding the Fourth Proportional to 2,808,334.80, 4,216,649.40 and 2,177,960.40

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Solution

The fourth proportional to 2,808,334.80, 4,216,649.40 and 2,177,960.40 is: 3,270,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,334.80 : 4,216,649.40 = 2,177,960.40 : x
  2. Step 2: Convert to fraction form
    2,808,334.80/4,216,649.40 = 2,177,960.40/x
  3. Step 3: Cross multiply
    2,808,334.80x = 4,216,649.40 × 2,177,960.40
  4. Step 4: Simplify right side
    2,808,334.80x = 9,183,695,413,883.76
  5. Step 5: Solve for x
    x = 9,183,695,413,883.76/2,808,334.80
  6. Step 6: Final answer
    x = 3,270,156.90

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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.