Home / 3,117,328.06-4,304,883.62-2,947,497.56

Finding the Fourth Proportional to 3,117,328.06, 4,304,883.62 and 2,947,497.56

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Solution

The fourth proportional to 3,117,328.06, 4,304,883.62 and 2,947,497.56 is: 4,070,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,328.06 : 4,304,883.62 = 2,947,497.56 : x
  2. Step 2: Convert to fraction form
    3,117,328.06/4,304,883.62 = 2,947,497.56/x
  3. Step 3: Cross multiply
    3,117,328.06x = 4,304,883.62 × 2,947,497.56
  4. Step 4: Simplify right side
    3,117,328.06x = 12,688,633,966,033.97
  5. Step 5: Solve for x
    x = 12,688,633,966,033.97/3,117,328.06
  6. Step 6: Final answer
    x = 4,070,355.68

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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.