Home / 2,460,739.20-3,692,145.60-1,339,612.80

Finding the Fourth Proportional to 2,460,739.20, 3,692,145.60 and 1,339,612.80

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Solution

The fourth proportional to 2,460,739.20, 3,692,145.60 and 1,339,612.80 is: 2,009,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,739.20 : 3,692,145.60 = 1,339,612.80 : x
  2. Step 2: Convert to fraction form
    2,460,739.20/3,692,145.60 = 1,339,612.80/x
  3. Step 3: Cross multiply
    2,460,739.20x = 3,692,145.60 × 1,339,612.80
  4. Step 4: Simplify right side
    2,460,739.20x = 4,946,045,505,223.68
  5. Step 5: Solve for x
    x = 4,946,045,505,223.68/2,460,739.20
  6. Step 6: Final answer
    x = 2,009,983.63

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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.