Home / 1,879,006.73-2,820,503.20-1,664,259.53

Finding the Fourth Proportional to 1,879,006.73, 2,820,503.20 and 1,664,259.53

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Solution

The fourth proportional to 1,879,006.73, 2,820,503.20 and 1,664,259.53 is: 2,498,154.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,006.73 : 2,820,503.20 = 1,664,259.53 : x
  2. Step 2: Convert to fraction form
    1,879,006.73/2,820,503.20 = 1,664,259.53/x
  3. Step 3: Cross multiply
    1,879,006.73x = 2,820,503.20 × 1,664,259.53
  4. Step 4: Simplify right side
    1,879,006.73x = 4,694,049,321,674.20
  5. Step 5: Solve for x
    x = 4,694,049,321,674.20/1,879,006.73
  6. Step 6: Final answer
    x = 2,498,154.61

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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.