Home / 1,780,137-2,669,894.13-500,440.26

Finding the Fourth Proportional to 1,780,137, 2,669,894.13 and 500,440.26

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Solution

The fourth proportional to 1,780,137, 2,669,894.13 and 500,440.26 is: 750,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,137 : 2,669,894.13 = 500,440.26 : x
  2. Step 2: Convert to fraction form
    1,780,137/2,669,894.13 = 500,440.26/x
  3. Step 3: Cross multiply
    1,780,137x = 2,669,894.13 × 500,440.26
  4. Step 4: Simplify right side
    1,780,137x = 1,336,122,512,589.67
  5. Step 5: Solve for x
    x = 1,336,122,512,589.67/1,780,137
  6. Step 6: Final answer
    x = 750,572.86

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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.