Home / 2,791,038.91-4,186,546.65-1,086,370.98

Finding the Fourth Proportional to 2,791,038.91, 4,186,546.65 and 1,086,370.98

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Solution

The fourth proportional to 2,791,038.91, 4,186,546.65 and 1,086,370.98 is: 1,629,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,038.91 : 4,186,546.65 = 1,086,370.98 : x
  2. Step 2: Convert to fraction form
    2,791,038.91/4,186,546.65 = 1,086,370.98/x
  3. Step 3: Cross multiply
    2,791,038.91x = 4,186,546.65 × 1,086,370.98
  4. Step 4: Simplify right side
    2,791,038.91x = 4,548,142,760,611.63
  5. Step 5: Solve for x
    x = 4,548,142,760,611.63/2,791,038.91
  6. Step 6: Final answer
    x = 1,629,551.90

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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.