Home / 2,840,817.88-3,920,305.32-1,551,659.16

Finding the Fourth Proportional to 2,840,817.88, 3,920,305.32 and 1,551,659.16

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Solution

The fourth proportional to 2,840,817.88, 3,920,305.32 and 1,551,659.16 is: 2,141,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,817.88 : 3,920,305.32 = 1,551,659.16 : x
  2. Step 2: Convert to fraction form
    2,840,817.88/3,920,305.32 = 1,551,659.16/x
  3. Step 3: Cross multiply
    2,840,817.88x = 3,920,305.32 × 1,551,659.16
  4. Step 4: Simplify right side
    2,840,817.88x = 6,082,977,659,774.73
  5. Step 5: Solve for x
    x = 6,082,977,659,774.73/2,840,817.88
  6. Step 6: Final answer
    x = 2,141,276.88

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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.