Home / 5,281,791.96-7,917,934.86-1,913,637

Finding the Fourth Proportional to 5,281,791.96, 7,917,934.86 and 1,913,637

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Solution

The fourth proportional to 5,281,791.96, 7,917,934.86 and 1,913,637 is: 2,868,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281,791.96 : 7,917,934.86 = 1,913,637 : x
  2. Step 2: Convert to fraction form
    5,281,791.96/7,917,934.86 = 1,913,637/x
  3. Step 3: Cross multiply
    5,281,791.96x = 7,917,934.86 × 1,913,637
  4. Step 4: Simplify right side
    5,281,791.96x = 15,152,053,111,685.82
  5. Step 5: Solve for x
    x = 15,152,053,111,685.82/5,281,791.96
  6. Step 6: Final answer
    x = 2,868,733.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.