Home / 2,781,862.04-3,839,064.54-1,558,219.88

Finding the Fourth Proportional to 2,781,862.04, 3,839,064.54 and 1,558,219.88

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Solution

The fourth proportional to 2,781,862.04, 3,839,064.54 and 1,558,219.88 is: 2,150,396.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,862.04 : 3,839,064.54 = 1,558,219.88 : x
  2. Step 2: Convert to fraction form
    2,781,862.04/3,839,064.54 = 1,558,219.88/x
  3. Step 3: Cross multiply
    2,781,862.04x = 3,839,064.54 × 1,558,219.88
  4. Step 4: Simplify right side
    2,781,862.04x = 5,982,106,686,831.06
  5. Step 5: Solve for x
    x = 5,982,106,686,831.06/2,781,862.04
  6. Step 6: Final answer
    x = 2,150,396.61

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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.