Home / 1,256,136.84-1,733,919.78-746,838

Finding the Fourth Proportional to 1,256,136.84, 1,733,919.78 and 746,838

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Solution

The fourth proportional to 1,256,136.84, 1,733,919.78 and 746,838 is: 1,030,904.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,136.84 : 1,733,919.78 = 746,838 : x
  2. Step 2: Convert to fraction form
    1,256,136.84/1,733,919.78 = 746,838/x
  3. Step 3: Cross multiply
    1,256,136.84x = 1,733,919.78 × 746,838
  4. Step 4: Simplify right side
    1,256,136.84x = 1,294,957,180,655.64
  5. Step 5: Solve for x
    x = 1,294,957,180,655.64/1,256,136.84
  6. Step 6: Final answer
    x = 1,030,904.55

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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.