Home / 2,590,932.19-3,889,765.93-1,992,313.64

Finding the Fourth Proportional to 2,590,932.19, 3,889,765.93 and 1,992,313.64

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Solution

The fourth proportional to 2,590,932.19, 3,889,765.93 and 1,992,313.64 is: 2,991,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,932.19 : 3,889,765.93 = 1,992,313.64 : x
  2. Step 2: Convert to fraction form
    2,590,932.19/3,889,765.93 = 1,992,313.64/x
  3. Step 3: Cross multiply
    2,590,932.19x = 3,889,765.93 × 1,992,313.64
  4. Step 4: Simplify right side
    2,590,932.19x = 7,749,633,718,746.29
  5. Step 5: Solve for x
    x = 7,749,633,718,746.29/2,590,932.19
  6. Step 6: Final answer
    x = 2,991,060.03

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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.