Home / 1,110,778.15-1,664,907.24-510,498.63

Finding the Fourth Proportional to 1,110,778.15, 1,664,907.24 and 510,498.63

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Solution

The fourth proportional to 1,110,778.15, 1,664,907.24 and 510,498.63 is: 765,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,778.15 : 1,664,907.24 = 510,498.63 : x
  2. Step 2: Convert to fraction form
    1,110,778.15/1,664,907.24 = 510,498.63/x
  3. Step 3: Cross multiply
    1,110,778.15x = 1,664,907.24 × 510,498.63
  4. Step 4: Simplify right side
    1,110,778.15x = 849,932,865,097.08
  5. Step 5: Solve for x
    x = 849,932,865,097.08/1,110,778.15
  6. Step 6: Final answer
    x = 765,168.87

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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.