Home / 1,964,890.98-2,711,404.53-1,105,285.77

Finding the Fourth Proportional to 1,964,890.98, 2,711,404.53 and 1,105,285.77

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Solution

The fourth proportional to 1,964,890.98, 2,711,404.53 and 1,105,285.77 is: 1,525,212.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,890.98 : 2,711,404.53 = 1,105,285.77 : x
  2. Step 2: Convert to fraction form
    1,964,890.98/2,711,404.53 = 1,105,285.77/x
  3. Step 3: Cross multiply
    1,964,890.98x = 2,711,404.53 × 1,105,285.77
  4. Step 4: Simplify right side
    1,964,890.98x = 2,996,876,843,722.54
  5. Step 5: Solve for x
    x = 2,996,876,843,722.54/1,964,890.98
  6. Step 6: Final answer
    x = 1,525,212.78

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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.