Home / 2,039,977.60-3,060,719.70-842,003.80

Finding the Fourth Proportional to 2,039,977.60, 3,060,719.70 and 842,003.80

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Solution

The fourth proportional to 2,039,977.60, 3,060,719.70 and 842,003.80 is: 1,263,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,977.60 : 3,060,719.70 = 842,003.80 : x
  2. Step 2: Convert to fraction form
    2,039,977.60/3,060,719.70 = 842,003.80/x
  3. Step 3: Cross multiply
    2,039,977.60x = 3,060,719.70 × 842,003.80
  4. Step 4: Simplify right side
    2,039,977.60x = 2,577,137,618,134.86
  5. Step 5: Solve for x
    x = 2,577,137,618,134.86/2,039,977.60
  6. Step 6: Final answer
    x = 1,263,316.63

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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.