Home / 2,980,183.46-4,112,661.06-1,691,020.40

Finding the Fourth Proportional to 2,980,183.46, 4,112,661.06 and 1,691,020.40

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Solution

The fourth proportional to 2,980,183.46, 4,112,661.06 and 1,691,020.40 is: 2,333,612.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,183.46 : 4,112,661.06 = 1,691,020.40 : x
  2. Step 2: Convert to fraction form
    2,980,183.46/4,112,661.06 = 1,691,020.40/x
  3. Step 3: Cross multiply
    2,980,183.46x = 4,112,661.06 × 1,691,020.40
  4. Step 4: Simplify right side
    2,980,183.46x = 6,954,593,730,182.32
  5. Step 5: Solve for x
    x = 6,954,593,730,182.32/2,980,183.46
  6. Step 6: Final answer
    x = 2,333,612.62

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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.