Home / 1,982,561.40-2,973,844.44-543,256.92

Finding the Fourth Proportional to 1,982,561.40, 2,973,844.44 and 543,256.92

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Solution

The fourth proportional to 1,982,561.40, 2,973,844.44 and 543,256.92 is: 814,886.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,561.40 : 2,973,844.44 = 543,256.92 : x
  2. Step 2: Convert to fraction form
    1,982,561.40/2,973,844.44 = 543,256.92/x
  3. Step 3: Cross multiply
    1,982,561.40x = 2,973,844.44 × 543,256.92
  4. Step 4: Simplify right side
    1,982,561.40x = 1,615,561,571,033.53
  5. Step 5: Solve for x
    x = 1,615,561,571,033.53/1,982,561.40
  6. Step 6: Final answer
    x = 814,886.02

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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.