Home / 2,910,205.20-4,365,307.80-2,658,262.80

Finding the Fourth Proportional to 2,910,205.20, 4,365,307.80 and 2,658,262.80

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Solution

The fourth proportional to 2,910,205.20, 4,365,307.80 and 2,658,262.80 is: 3,987,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,205.20 : 4,365,307.80 = 2,658,262.80 : x
  2. Step 2: Convert to fraction form
    2,910,205.20/4,365,307.80 = 2,658,262.80/x
  3. Step 3: Cross multiply
    2,910,205.20x = 4,365,307.80 × 2,658,262.80
  4. Step 4: Simplify right side
    2,910,205.20x = 11,604,135,335,289.84
  5. Step 5: Solve for x
    x = 11,604,135,335,289.84/2,910,205.20
  6. Step 6: Final answer
    x = 3,987,394.20

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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.