Home / 2,868,775.16-3,958,996.82-1,579,661.68

Finding the Fourth Proportional to 2,868,775.16, 3,958,996.82 and 1,579,661.68

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Solution

The fourth proportional to 2,868,775.16, 3,958,996.82 and 1,579,661.68 is: 2,179,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,775.16 : 3,958,996.82 = 1,579,661.68 : x
  2. Step 2: Convert to fraction form
    2,868,775.16/3,958,996.82 = 1,579,661.68/x
  3. Step 3: Cross multiply
    2,868,775.16x = 3,958,996.82 × 1,579,661.68
  4. Step 4: Simplify right side
    2,868,775.16x = 6,253,875,548,000.87
  5. Step 5: Solve for x
    x = 6,253,875,548,000.87/2,868,775.16
  6. Step 6: Final answer
    x = 2,179,981.08

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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.