Home / 4,079,912.80-6,120,452.40-1,384,362.40

Finding the Fourth Proportional to 4,079,912.80, 6,120,452.40 and 1,384,362.40

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Solution

The fourth proportional to 4,079,912.80, 6,120,452.40 and 1,384,362.40 is: 2,076,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,912.80 : 6,120,452.40 = 1,384,362.40 : x
  2. Step 2: Convert to fraction form
    4,079,912.80/6,120,452.40 = 1,384,362.40/x
  3. Step 3: Cross multiply
    4,079,912.80x = 6,120,452.40 × 1,384,362.40
  4. Step 4: Simplify right side
    4,079,912.80x = 8,472,924,173,549.76
  5. Step 5: Solve for x
    x = 8,472,924,173,549.76/4,079,912.80
  6. Step 6: Final answer
    x = 2,076,741.49

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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.