Home / 3,921,865.56-5,883,137.24-1,081,977.72

Finding the Fourth Proportional to 3,921,865.56, 5,883,137.24 and 1,081,977.72

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Solution

The fourth proportional to 3,921,865.56, 5,883,137.24 and 1,081,977.72 is: 1,623,060.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,865.56 : 5,883,137.24 = 1,081,977.72 : x
  2. Step 2: Convert to fraction form
    3,921,865.56/5,883,137.24 = 1,081,977.72/x
  3. Step 3: Cross multiply
    3,921,865.56x = 5,883,137.24 × 1,081,977.72
  4. Step 4: Simplify right side
    3,921,865.56x = 6,365,423,417,382.29
  5. Step 5: Solve for x
    x = 6,365,423,417,382.29/3,921,865.56
  6. Step 6: Final answer
    x = 1,623,060.08

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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.