Home / 5,724,820.19-7,900,312.86-3,111,324.44

Finding the Fourth Proportional to 5,724,820.19, 7,900,312.86 and 3,111,324.44

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Solution

The fourth proportional to 5,724,820.19, 7,900,312.86 and 3,111,324.44 is: 4,293,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724,820.19 : 7,900,312.86 = 3,111,324.44 : x
  2. Step 2: Convert to fraction form
    5,724,820.19/7,900,312.86 = 3,111,324.44/x
  3. Step 3: Cross multiply
    5,724,820.19x = 7,900,312.86 × 3,111,324.44
  4. Step 4: Simplify right side
    5,724,820.19x = 24,580,436,445,462.73
  5. Step 5: Solve for x
    x = 24,580,436,445,462.73/5,724,820.19
  6. Step 6: Final answer
    x = 4,293,660.87

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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.