Home / 3,205,280.82-4,423,288.08-1,755,066.12

Finding the Fourth Proportional to 3,205,280.82, 4,423,288.08 and 1,755,066.12

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Solution

The fourth proportional to 3,205,280.82, 4,423,288.08 and 1,755,066.12 is: 2,421,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,280.82 : 4,423,288.08 = 1,755,066.12 : x
  2. Step 2: Convert to fraction form
    3,205,280.82/4,423,288.08 = 1,755,066.12/x
  3. Step 3: Cross multiply
    3,205,280.82x = 4,423,288.08 × 1,755,066.12
  4. Step 4: Simplify right side
    3,205,280.82x = 7,763,163,048,207.85
  5. Step 5: Solve for x
    x = 7,763,163,048,207.85/3,205,280.82
  6. Step 6: Final answer
    x = 2,421,991.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.