Home / 2,840,286.06-3,919,625.98-1,551,164.40

Finding the Fourth Proportional to 2,840,286.06, 3,919,625.98 and 1,551,164.40

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Solution

The fourth proportional to 2,840,286.06, 3,919,625.98 and 1,551,164.40 is: 2,140,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,286.06 : 3,919,625.98 = 1,551,164.40 : x
  2. Step 2: Convert to fraction form
    2,840,286.06/3,919,625.98 = 1,551,164.40/x
  3. Step 3: Cross multiply
    2,840,286.06x = 3,919,625.98 × 1,551,164.40
  4. Step 4: Simplify right side
    2,840,286.06x = 6,079,984,281,491.11
  5. Step 5: Solve for x
    x = 6,079,984,281,491.11/2,840,286.06
  6. Step 6: Final answer
    x = 2,140,623.92

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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.