Home / 2,921,159.76-4,031,282.72-1,632,141.96

Finding the Fourth Proportional to 2,921,159.76, 4,031,282.72 and 1,632,141.96

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Solution

The fourth proportional to 2,921,159.76, 4,031,282.72 and 1,632,141.96 is: 2,252,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,159.76 : 4,031,282.72 = 1,632,141.96 : x
  2. Step 2: Convert to fraction form
    2,921,159.76/4,031,282.72 = 1,632,141.96/x
  3. Step 3: Cross multiply
    2,921,159.76x = 4,031,282.72 × 1,632,141.96
  4. Step 4: Simplify right side
    2,921,159.76x = 6,579,625,679,934.93
  5. Step 5: Solve for x
    x = 6,579,625,679,934.93/2,921,159.76
  6. Step 6: Final answer
    x = 2,252,401.86

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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.