Home / 2,753,524.42-4,129,118.55-1,312,540.80

Finding the Fourth Proportional to 2,753,524.42, 4,129,118.55 and 1,312,540.80

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Solution

The fourth proportional to 2,753,524.42, 4,129,118.55 and 1,312,540.80 is: 1,968,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,524.42 : 4,129,118.55 = 1,312,540.80 : x
  2. Step 2: Convert to fraction form
    2,753,524.42/4,129,118.55 = 1,312,540.80/x
  3. Step 3: Cross multiply
    2,753,524.42x = 4,129,118.55 × 1,312,540.80
  4. Step 4: Simplify right side
    2,753,524.42x = 5,419,636,564,911.84
  5. Step 5: Solve for x
    x = 5,419,636,564,911.84/2,753,524.42
  6. Step 6: Final answer
    x = 1,968,254.40

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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.