Home / 1,928,637.42-2,893,150.53-508,791.66

Finding the Fourth Proportional to 1,928,637.42, 2,893,150.53 and 508,791.66

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Solution

The fourth proportional to 1,928,637.42, 2,893,150.53 and 508,791.66 is: 763,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,637.42 : 2,893,150.53 = 508,791.66 : x
  2. Step 2: Convert to fraction form
    1,928,637.42/2,893,150.53 = 508,791.66/x
  3. Step 3: Cross multiply
    1,928,637.42x = 2,893,150.53 × 508,791.66
  4. Step 4: Simplify right side
    1,928,637.42x = 1,472,010,860,788.58
  5. Step 5: Solve for x
    x = 1,472,010,860,788.58/1,928,637.42
  6. Step 6: Final answer
    x = 763,238.77

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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.