Home / 2,012,245.70-3,018,514.35-1,211,803.70

Finding the Fourth Proportional to 2,012,245.70, 3,018,514.35 and 1,211,803.70

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Solution

The fourth proportional to 2,012,245.70, 3,018,514.35 and 1,211,803.70 is: 1,817,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,245.70 : 3,018,514.35 = 1,211,803.70 : x
  2. Step 2: Convert to fraction form
    2,012,245.70/3,018,514.35 = 1,211,803.70/x
  3. Step 3: Cross multiply
    2,012,245.70x = 3,018,514.35 × 1,211,803.70
  4. Step 4: Simplify right side
    2,012,245.70x = 3,657,846,857,833.10
  5. Step 5: Solve for x
    x = 3,657,846,857,833.10/2,012,245.70
  6. Step 6: Final answer
    x = 1,817,793.35

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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.