Home / 2,479,239.18-3,720,851.37-1,281,512.34

Finding the Fourth Proportional to 2,479,239.18, 3,720,851.37 and 1,281,512.34

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Solution

The fourth proportional to 2,479,239.18, 3,720,851.37 and 1,281,512.34 is: 1,923,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,239.18 : 3,720,851.37 = 1,281,512.34 : x
  2. Step 2: Convert to fraction form
    2,479,239.18/3,720,851.37 = 1,281,512.34/x
  3. Step 3: Cross multiply
    2,479,239.18x = 3,720,851.37 × 1,281,512.34
  4. Step 4: Simplify right side
    2,479,239.18x = 4,768,316,945,960.91
  5. Step 5: Solve for x
    x = 4,768,316,945,960.91/2,479,239.18
  6. Step 6: Final answer
    x = 1,923,298.48

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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.