Home / 2,739,141.11-3,781,225.50-1,636,961.48

Finding the Fourth Proportional to 2,739,141.11, 3,781,225.50 and 1,636,961.48

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Solution

The fourth proportional to 2,739,141.11, 3,781,225.50 and 1,636,961.48 is: 2,259,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,141.11 : 3,781,225.50 = 1,636,961.48 : x
  2. Step 2: Convert to fraction form
    2,739,141.11/3,781,225.50 = 1,636,961.48/x
  3. Step 3: Cross multiply
    2,739,141.11x = 3,781,225.50 × 1,636,961.48
  4. Step 4: Simplify right side
    2,739,141.11x = 6,189,720,490,693.74
  5. Step 5: Solve for x
    x = 6,189,720,490,693.74/2,739,141.11
  6. Step 6: Final answer
    x = 2,259,730.42

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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.