Home / 2,927,628.39-4,040,551.47-1,686,997.35

Finding the Fourth Proportional to 2,927,628.39, 4,040,551.47 and 1,686,997.35

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Solution

The fourth proportional to 2,927,628.39, 4,040,551.47 and 1,686,997.35 is: 2,328,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,628.39 : 4,040,551.47 = 1,686,997.35 : x
  2. Step 2: Convert to fraction form
    2,927,628.39/4,040,551.47 = 1,686,997.35/x
  3. Step 3: Cross multiply
    2,927,628.39x = 4,040,551.47 × 1,686,997.35
  4. Step 4: Simplify right side
    2,927,628.39x = 6,816,399,622,428.61
  5. Step 5: Solve for x
    x = 6,816,399,622,428.61/2,927,628.39
  6. Step 6: Final answer
    x = 2,328,300.83

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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.