Home / 1,611,781.62-2,224,263.75-886,684.47

Finding the Fourth Proportional to 1,611,781.62, 2,224,263.75 and 886,684.47

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Solution

The fourth proportional to 1,611,781.62, 2,224,263.75 and 886,684.47 is: 1,223,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,781.62 : 2,224,263.75 = 886,684.47 : x
  2. Step 2: Convert to fraction form
    1,611,781.62/2,224,263.75 = 886,684.47/x
  3. Step 3: Cross multiply
    1,611,781.62x = 2,224,263.75 × 886,684.47
  4. Step 4: Simplify right side
    1,611,781.62x = 1,972,220,124,308.96
  5. Step 5: Solve for x
    x = 1,972,220,124,308.96/1,611,781.62
  6. Step 6: Final answer
    x = 1,223,627.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.