Home / 1,897,687.20-2,846,530.80-635,383.20

Finding the Fourth Proportional to 1,897,687.20, 2,846,530.80 and 635,383.20

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Solution

The fourth proportional to 1,897,687.20, 2,846,530.80 and 635,383.20 is: 953,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,687.20 : 2,846,530.80 = 635,383.20 : x
  2. Step 2: Convert to fraction form
    1,897,687.20/2,846,530.80 = 635,383.20/x
  3. Step 3: Cross multiply
    1,897,687.20x = 2,846,530.80 × 635,383.20
  4. Step 4: Simplify right side
    1,897,687.20x = 1,808,637,848,602.56
  5. Step 5: Solve for x
    x = 1,808,637,848,602.56/1,897,687.20
  6. Step 6: Final answer
    x = 953,074.80

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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.