Home / 3,176,159.80-4,383,128.27-1,725,855.20

Finding the Fourth Proportional to 3,176,159.80, 4,383,128.27 and 1,725,855.20

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Solution

The fourth proportional to 3,176,159.80, 4,383,128.27 and 1,725,855.20 is: 2,381,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,159.80 : 4,383,128.27 = 1,725,855.20 : x
  2. Step 2: Convert to fraction form
    3,176,159.80/4,383,128.27 = 1,725,855.20/x
  3. Step 3: Cross multiply
    3,176,159.80x = 4,383,128.27 × 1,725,855.20
  4. Step 4: Simplify right side
    3,176,159.80x = 7,564,644,732,318.96
  5. Step 5: Solve for x
    x = 7,564,644,732,318.96/3,176,159.80
  6. Step 6: Final answer
    x = 2,381,695.26

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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.