Home / 2,186,125.80-3,279,188.70-2,018,164.20

Finding the Fourth Proportional to 2,186,125.80, 3,279,188.70 and 2,018,164.20

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Solution

The fourth proportional to 2,186,125.80, 3,279,188.70 and 2,018,164.20 is: 3,027,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,125.80 : 3,279,188.70 = 2,018,164.20 : x
  2. Step 2: Convert to fraction form
    2,186,125.80/3,279,188.70 = 2,018,164.20/x
  3. Step 3: Cross multiply
    2,186,125.80x = 3,279,188.70 × 2,018,164.20
  4. Step 4: Simplify right side
    2,186,125.80x = 6,617,941,239,384.54
  5. Step 5: Solve for x
    x = 6,617,941,239,384.54/2,186,125.80
  6. Step 6: Final answer
    x = 3,027,246.30

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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.