Home / 1,772,910.34-2,658,976.71-510,463.78

Finding the Fourth Proportional to 1,772,910.34, 2,658,976.71 and 510,463.78

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Solution

The fourth proportional to 1,772,910.34, 2,658,976.71 and 510,463.78 is: 765,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,910.34 : 2,658,976.71 = 510,463.78 : x
  2. Step 2: Convert to fraction form
    1,772,910.34/2,658,976.71 = 510,463.78/x
  3. Step 3: Cross multiply
    1,772,910.34x = 2,658,976.71 × 510,463.78
  4. Step 4: Simplify right side
    1,772,910.34x = 1,357,311,302,318.56
  5. Step 5: Solve for x
    x = 1,357,311,302,318.56/1,772,910.34
  6. Step 6: Final answer
    x = 765,583.73

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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.