Home / 2,757,048.40-4,126,241.40-2,421,125.20

Finding the Fourth Proportional to 2,757,048.40, 4,126,241.40 and 2,421,125.20

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Solution

The fourth proportional to 2,757,048.40, 4,126,241.40 and 2,421,125.20 is: 3,623,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,048.40 : 4,126,241.40 = 2,421,125.20 : x
  2. Step 2: Convert to fraction form
    2,757,048.40/4,126,241.40 = 2,421,125.20/x
  3. Step 3: Cross multiply
    2,757,048.40x = 4,126,241.40 × 2,421,125.20
  4. Step 4: Simplify right side
    2,757,048.40x = 9,990,147,034,823.28
  5. Step 5: Solve for x
    x = 9,990,147,034,823.28/2,757,048.40
  6. Step 6: Final answer
    x = 3,623,493.53

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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.