Home / 1,917,902.70-2,873,354.85-1,560,984.30

Finding the Fourth Proportional to 1,917,902.70, 2,873,354.85 and 1,560,984.30

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Solution

The fourth proportional to 1,917,902.70, 2,873,354.85 and 1,560,984.30 is: 2,338,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,902.70 : 2,873,354.85 = 1,560,984.30 : x
  2. Step 2: Convert to fraction form
    1,917,902.70/2,873,354.85 = 1,560,984.30/x
  3. Step 3: Cross multiply
    1,917,902.70x = 2,873,354.85 × 1,560,984.30
  4. Step 4: Simplify right side
    1,917,902.70x = 4,485,261,809,178.86
  5. Step 5: Solve for x
    x = 4,485,261,809,178.86/1,917,902.70
  6. Step 6: Final answer
    x = 2,338,628.45

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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.