Home / 1,689,828.32-2,540,056.89-1,467,951.70

Finding the Fourth Proportional to 1,689,828.32, 2,540,056.89 and 1,467,951.70

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Solution

The fourth proportional to 1,689,828.32, 2,540,056.89 and 1,467,951.70 is: 2,206,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,828.32 : 2,540,056.89 = 1,467,951.70 : x
  2. Step 2: Convert to fraction form
    1,689,828.32/2,540,056.89 = 1,467,951.70/x
  3. Step 3: Cross multiply
    1,689,828.32x = 2,540,056.89 × 1,467,951.70
  4. Step 4: Simplify right side
    1,689,828.32x = 3,728,680,829,772.21
  5. Step 5: Solve for x
    x = 3,728,680,829,772.21/1,689,828.32
  6. Step 6: Final answer
    x = 2,206,544.17

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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.