Home / 5,112,726.89-7,667,763.55-1,517,648.81

Finding the Fourth Proportional to 5,112,726.89, 7,667,763.55 and 1,517,648.81

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Solution

The fourth proportional to 5,112,726.89, 7,667,763.55 and 1,517,648.81 is: 2,276,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,726.89 : 7,667,763.55 = 1,517,648.81 : x
  2. Step 2: Convert to fraction form
    5,112,726.89/7,667,763.55 = 1,517,648.81/x
  3. Step 3: Cross multiply
    5,112,726.89x = 7,667,763.55 × 1,517,648.81
  4. Step 4: Simplify right side
    5,112,726.89x = 11,636,972,184,885.94
  5. Step 5: Solve for x
    x = 11,636,972,184,885.94/5,112,726.89
  6. Step 6: Final answer
    x = 2,276,079.37

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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.