Home / 1,816,605.12-2,725,996.32-751,661.76

Finding the Fourth Proportional to 1,816,605.12, 2,725,996.32 and 751,661.76

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Solution

The fourth proportional to 1,816,605.12, 2,725,996.32 and 751,661.76 is: 1,127,943.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,605.12 : 2,725,996.32 = 751,661.76 : x
  2. Step 2: Convert to fraction form
    1,816,605.12/2,725,996.32 = 751,661.76/x
  3. Step 3: Cross multiply
    1,816,605.12x = 2,725,996.32 × 751,661.76
  4. Step 4: Simplify right side
    1,816,605.12x = 2,049,027,191,644.72
  5. Step 5: Solve for x
    x = 2,049,027,191,644.72/1,816,605.12
  6. Step 6: Final answer
    x = 1,127,943.09

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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.