Home / 2,052,004.80-3,078,007.20-986,498.40

Finding the Fourth Proportional to 2,052,004.80, 3,078,007.20 and 986,498.40

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Solution

The fourth proportional to 2,052,004.80, 3,078,007.20 and 986,498.40 is: 1,479,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052,004.80 : 3,078,007.20 = 986,498.40 : x
  2. Step 2: Convert to fraction form
    2,052,004.80/3,078,007.20 = 986,498.40/x
  3. Step 3: Cross multiply
    2,052,004.80x = 3,078,007.20 × 986,498.40
  4. Step 4: Simplify right side
    2,052,004.80x = 3,036,449,177,988.48
  5. Step 5: Solve for x
    x = 3,036,449,177,988.48/2,052,004.80
  6. Step 6: Final answer
    x = 1,479,747.60

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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.