Home / 2,018,952.60-3,031,053.30-1,620,043.80

Finding the Fourth Proportional to 2,018,952.60, 3,031,053.30 and 1,620,043.80

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Solution

The fourth proportional to 2,018,952.60, 3,031,053.30 and 1,620,043.80 is: 2,432,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,952.60 : 3,031,053.30 = 1,620,043.80 : x
  2. Step 2: Convert to fraction form
    2,018,952.60/3,031,053.30 = 1,620,043.80/x
  3. Step 3: Cross multiply
    2,018,952.60x = 3,031,053.30 × 1,620,043.80
  4. Step 4: Simplify right side
    2,018,952.60x = 4,910,439,106,134.54
  5. Step 5: Solve for x
    x = 4,910,439,106,134.54/2,018,952.60
  6. Step 6: Final answer
    x = 2,432,171.57

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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.