Home / 2,146,409.40-3,219,614.10-1,026,665.40

Finding the Fourth Proportional to 2,146,409.40, 3,219,614.10 and 1,026,665.40

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Solution

The fourth proportional to 2,146,409.40, 3,219,614.10 and 1,026,665.40 is: 1,539,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,409.40 : 3,219,614.10 = 1,026,665.40 : x
  2. Step 2: Convert to fraction form
    2,146,409.40/3,219,614.10 = 1,026,665.40/x
  3. Step 3: Cross multiply
    2,146,409.40x = 3,219,614.10 × 1,026,665.40
  4. Step 4: Simplify right side
    2,146,409.40x = 3,305,466,397,822.14
  5. Step 5: Solve for x
    x = 3,305,466,397,822.14/2,146,409.40
  6. Step 6: Final answer
    x = 1,539,998.10

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Similar ratio
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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.