Home / 2,178,433.43-3,006,871.22-1,453,279.36

Finding the Fourth Proportional to 2,178,433.43, 3,006,871.22 and 1,453,279.36

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Solution

The fourth proportional to 2,178,433.43, 3,006,871.22 and 1,453,279.36 is: 2,005,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,433.43 : 3,006,871.22 = 1,453,279.36 : x
  2. Step 2: Convert to fraction form
    2,178,433.43/3,006,871.22 = 1,453,279.36/x
  3. Step 3: Cross multiply
    2,178,433.43x = 3,006,871.22 × 1,453,279.36
  4. Step 4: Simplify right side
    2,178,433.43x = 4,369,823,867,420.44
  5. Step 5: Solve for x
    x = 4,369,823,867,420.44/2,178,433.43
  6. Step 6: Final answer
    x = 2,005,947.86

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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.