Home / 2,980,604.80-4,471,490.40-1,274,744.80

Finding the Fourth Proportional to 2,980,604.80, 4,471,490.40 and 1,274,744.80

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Solution

The fourth proportional to 2,980,604.80, 4,471,490.40 and 1,274,744.80 is: 1,912,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,604.80 : 4,471,490.40 = 1,274,744.80 : x
  2. Step 2: Convert to fraction form
    2,980,604.80/4,471,490.40 = 1,274,744.80/x
  3. Step 3: Cross multiply
    2,980,604.80x = 4,471,490.40 × 1,274,744.80
  4. Step 4: Simplify right side
    2,980,604.80x = 5,700,009,135,649.92
  5. Step 5: Solve for x
    x = 5,700,009,135,649.92/2,980,604.80
  6. Step 6: Final answer
    x = 1,912,366.62

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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.