Home / 1,636,564.25-2,454,933.86-514,720.73

Finding the Fourth Proportional to 1,636,564.25, 2,454,933.86 and 514,720.73

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Solution

The fourth proportional to 1,636,564.25, 2,454,933.86 and 514,720.73 is: 772,108.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,564.25 : 2,454,933.86 = 514,720.73 : x
  2. Step 2: Convert to fraction form
    1,636,564.25/2,454,933.86 = 514,720.73/x
  3. Step 3: Cross multiply
    1,636,564.25x = 2,454,933.86 × 514,720.73
  4. Step 4: Simplify right side
    1,636,564.25x = 1,263,605,348,520.92
  5. Step 5: Solve for x
    x = 1,263,605,348,520.92/1,636,564.25
  6. Step 6: Final answer
    x = 772,108.61

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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.