Home / 3,117,313.14-4,304,863.21-2,947,482.71

Finding the Fourth Proportional to 3,117,313.14, 4,304,863.21 and 2,947,482.71

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Solution

The fourth proportional to 3,117,313.14, 4,304,863.21 and 2,947,482.71 is: 4,070,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,313.14 : 4,304,863.21 = 2,947,482.71 : x
  2. Step 2: Convert to fraction form
    3,117,313.14/4,304,863.21 = 2,947,482.71/x
  3. Step 3: Cross multiply
    3,117,313.14x = 4,304,863.21 × 2,947,482.71
  4. Step 4: Simplify right side
    3,117,313.14x = 12,688,509,858,865.78
  5. Step 5: Solve for x
    x = 12,688,509,858,865.78/3,117,313.14
  6. Step 6: Final answer
    x = 4,070,335.35

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1.5x scale

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.