Home / 1,966,251.24-2,949,376.86-1,124,212.50

Finding the Fourth Proportional to 1,966,251.24, 2,949,376.86 and 1,124,212.50

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Solution

The fourth proportional to 1,966,251.24, 2,949,376.86 and 1,124,212.50 is: 1,686,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,251.24 : 2,949,376.86 = 1,124,212.50 : x
  2. Step 2: Convert to fraction form
    1,966,251.24/2,949,376.86 = 1,124,212.50/x
  3. Step 3: Cross multiply
    1,966,251.24x = 2,949,376.86 × 1,124,212.50
  4. Step 4: Simplify right side
    1,966,251.24x = 3,315,726,333,222.75
  5. Step 5: Solve for x
    x = 3,315,726,333,222.75/1,966,251.24
  6. Step 6: Final answer
    x = 1,686,318.75

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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.