Home / 2,012,226.20-3,018,485.10-1,211,784.20

Finding the Fourth Proportional to 2,012,226.20, 3,018,485.10 and 1,211,784.20

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Solution

The fourth proportional to 2,012,226.20, 3,018,485.10 and 1,211,784.20 is: 1,817,764.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,226.20 : 3,018,485.10 = 1,211,784.20 : x
  2. Step 2: Convert to fraction form
    2,012,226.20/3,018,485.10 = 1,211,784.20/x
  3. Step 3: Cross multiply
    2,012,226.20x = 3,018,485.10 × 1,211,784.20
  4. Step 4: Simplify right side
    2,012,226.20x = 3,657,752,552,115.42
  5. Step 5: Solve for x
    x = 3,657,752,552,115.42/2,012,226.20
  6. Step 6: Final answer
    x = 1,817,764.10

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1.5x scale

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.