Home / 1,128,531.33-1,692,777.39-454,595.41

Finding the Fourth Proportional to 1,128,531.33, 1,692,777.39 and 454,595.41

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Solution

The fourth proportional to 1,128,531.33, 1,692,777.39 and 454,595.41 is: 681,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,531.33 : 1,692,777.39 = 454,595.41 : x
  2. Step 2: Convert to fraction form
    1,128,531.33/1,692,777.39 = 454,595.41/x
  3. Step 3: Cross multiply
    1,128,531.33x = 1,692,777.39 × 454,595.41
  4. Step 4: Simplify right side
    1,128,531.33x = 769,528,831,645.78
  5. Step 5: Solve for x
    x = 769,528,831,645.78/1,128,531.33
  6. Step 6: Final answer
    x = 681,885.22

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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.