Home / 2,081,791.92-2,873,483.75-1,210,831.47

Finding the Fourth Proportional to 2,081,791.92, 2,873,483.75 and 1,210,831.47

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Solution

The fourth proportional to 2,081,791.92, 2,873,483.75 and 1,210,831.47 is: 1,671,302.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,791.92 : 2,873,483.75 = 1,210,831.47 : x
  2. Step 2: Convert to fraction form
    2,081,791.92/2,873,483.75 = 1,210,831.47/x
  3. Step 3: Cross multiply
    2,081,791.92x = 2,873,483.75 × 1,210,831.47
  4. Step 4: Simplify right side
    2,081,791.92x = 3,479,304,553,033.61
  5. Step 5: Solve for x
    x = 3,479,304,553,033.61/2,081,791.92
  6. Step 6: Final answer
    x = 1,671,302.75

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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.