Home / 2,252,565.87-3,108,516.17-1,220,047.98

Finding the Fourth Proportional to 2,252,565.87, 3,108,516.17 and 1,220,047.98

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Solution

The fourth proportional to 2,252,565.87, 3,108,516.17 and 1,220,047.98 is: 1,683,652.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,565.87 : 3,108,516.17 = 1,220,047.98 : x
  2. Step 2: Convert to fraction form
    2,252,565.87/3,108,516.17 = 1,220,047.98/x
  3. Step 3: Cross multiply
    2,252,565.87x = 3,108,516.17 × 1,220,047.98
  4. Step 4: Simplify right side
    2,252,565.87x = 3,792,538,867,905.60
  5. Step 5: Solve for x
    x = 3,792,538,867,905.60/2,252,565.87
  6. Step 6: Final answer
    x = 1,683,652.81

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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.