Home / 1,647,838.46-2,470,854.62-510,284.86

Finding the Fourth Proportional to 1,647,838.46, 2,470,854.62 and 510,284.86

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Solution

The fourth proportional to 1,647,838.46, 2,470,854.62 and 510,284.86 is: 765,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,838.46 : 2,470,854.62 = 510,284.86 : x
  2. Step 2: Convert to fraction form
    1,647,838.46/2,470,854.62 = 510,284.86/x
  3. Step 3: Cross multiply
    1,647,838.46x = 2,470,854.62 × 510,284.86
  4. Step 4: Simplify right side
    1,647,838.46x = 1,260,839,698,945.63
  5. Step 5: Solve for x
    x = 1,260,839,698,945.63/1,647,838.46
  6. Step 6: Final answer
    x = 765,147.63

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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.