Home / 1,580,366.52-2,180,889.18-855,198.36

Finding the Fourth Proportional to 1,580,366.52, 2,180,889.18 and 855,198.36

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Solution

The fourth proportional to 1,580,366.52, 2,180,889.18 and 855,198.36 is: 1,180,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,366.52 : 2,180,889.18 = 855,198.36 : x
  2. Step 2: Convert to fraction form
    1,580,366.52/2,180,889.18 = 855,198.36/x
  3. Step 3: Cross multiply
    1,580,366.52x = 2,180,889.18 × 855,198.36
  4. Step 4: Simplify right side
    1,580,366.52x = 1,865,092,850,077.75
  5. Step 5: Solve for x
    x = 1,865,092,850,077.75/1,580,366.52
  6. Step 6: Final answer
    x = 1,180,164.74

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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.