Home / 1,591,792.35-2,196,660.22-866,638.63

Finding the Fourth Proportional to 1,591,792.35, 2,196,660.22 and 866,638.63

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Solution

The fourth proportional to 1,591,792.35, 2,196,660.22 and 866,638.63 is: 1,195,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,792.35 : 2,196,660.22 = 866,638.63 : x
  2. Step 2: Convert to fraction form
    1,591,792.35/2,196,660.22 = 866,638.63/x
  3. Step 3: Cross multiply
    1,591,792.35x = 2,196,660.22 × 866,638.63
  4. Step 4: Simplify right side
    1,591,792.35x = 1,903,710,603,636.30
  5. Step 5: Solve for x
    x = 1,903,710,603,636.30/1,591,792.35
  6. Step 6: Final answer
    x = 1,195,954.11

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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.