Home / 2,256,874.20-3,114,490.18-1,238,286.28

Finding the Fourth Proportional to 2,256,874.20, 3,114,490.18 and 1,238,286.28

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Solution

The fourth proportional to 2,256,874.20, 3,114,490.18 and 1,238,286.28 is: 1,708,837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,874.20 : 3,114,490.18 = 1,238,286.28 : x
  2. Step 2: Convert to fraction form
    2,256,874.20/3,114,490.18 = 1,238,286.28/x
  3. Step 3: Cross multiply
    2,256,874.20x = 3,114,490.18 × 1,238,286.28
  4. Step 4: Simplify right side
    2,256,874.20x = 3,856,630,459,088.73
  5. Step 5: Solve for x
    x = 3,856,630,459,088.73/2,256,874.20
  6. Step 6: Final answer
    x = 1,708,837.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.