Home / 1,017,680.33-1,533,835.43-877,220.87

Finding the Fourth Proportional to 1,017,680.33, 1,533,835.43 and 877,220.87

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Solution

The fourth proportional to 1,017,680.33, 1,533,835.43 and 877,220.87 is: 1,322,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,680.33 : 1,533,835.43 = 877,220.87 : x
  2. Step 2: Convert to fraction form
    1,017,680.33/1,533,835.43 = 877,220.87/x
  3. Step 3: Cross multiply
    1,017,680.33x = 1,533,835.43 × 877,220.87
  4. Step 4: Simplify right side
    1,017,680.33x = 1,345,512,438,286.14
  5. Step 5: Solve for x
    x = 1,345,512,438,286.14/1,017,680.33
  6. Step 6: Final answer
    x = 1,322,136.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.