Home / 3,580,667.76-4,941,432.90-1,949,183.76

Finding the Fourth Proportional to 3,580,667.76, 4,941,432.90 and 1,949,183.76

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Solution

The fourth proportional to 3,580,667.76, 4,941,432.90 and 1,949,183.76 is: 2,689,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,667.76 : 4,941,432.90 = 1,949,183.76 : x
  2. Step 2: Convert to fraction form
    3,580,667.76/4,941,432.90 = 1,949,183.76/x
  3. Step 3: Cross multiply
    3,580,667.76x = 4,941,432.90 × 1,949,183.76
  4. Step 4: Simplify right side
    3,580,667.76x = 9,631,760,759,809.71
  5. Step 5: Solve for x
    x = 9,631,760,759,809.71/3,580,667.76
  6. Step 6: Final answer
    x = 2,689,934.23

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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.