Home / 2,792,772.14-4,188,844.51-771,303.43

Finding the Fourth Proportional to 2,792,772.14, 4,188,844.51 and 771,303.43

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Solution

The fourth proportional to 2,792,772.14, 4,188,844.51 and 771,303.43 is: 1,156,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,772.14 : 4,188,844.51 = 771,303.43 : x
  2. Step 2: Convert to fraction form
    2,792,772.14/4,188,844.51 = 771,303.43/x
  3. Step 3: Cross multiply
    2,792,772.14x = 4,188,844.51 × 771,303.43
  4. Step 4: Simplify right side
    2,792,772.14x = 3,230,870,138,299.67
  5. Step 5: Solve for x
    x = 3,230,870,138,299.67/2,792,772.14
  6. Step 6: Final answer
    x = 1,156,868.51

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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.