Home / 2,838,874.80-3,917,123.13-1,615,108.89

Finding the Fourth Proportional to 2,838,874.80, 3,917,123.13 and 1,615,108.89

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Solution

The fourth proportional to 2,838,874.80, 3,917,123.13 and 1,615,108.89 is: 2,228,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,874.80 : 3,917,123.13 = 1,615,108.89 : x
  2. Step 2: Convert to fraction form
    2,838,874.80/3,917,123.13 = 1,615,108.89/x
  3. Step 3: Cross multiply
    2,838,874.80x = 3,917,123.13 × 1,615,108.89
  4. Step 4: Simplify right side
    2,838,874.80x = 6,326,580,390,487.63
  5. Step 5: Solve for x
    x = 6,326,580,390,487.63/2,838,874.80
  6. Step 6: Final answer
    x = 2,228,552.10

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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.