Home / 5,265,093.76-7,897,640.76-1,276,005.76

Finding the Fourth Proportional to 5,265,093.76, 7,897,640.76 and 1,276,005.76

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Solution

The fourth proportional to 5,265,093.76, 7,897,640.76 and 1,276,005.76 is: 1,914,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,093.76 : 7,897,640.76 = 1,276,005.76 : x
  2. Step 2: Convert to fraction form
    5,265,093.76/7,897,640.76 = 1,276,005.76/x
  3. Step 3: Cross multiply
    5,265,093.76x = 7,897,640.76 × 1,276,005.76
  4. Step 4: Simplify right side
    5,265,093.76x = 10,077,435,100,170.78
  5. Step 5: Solve for x
    x = 10,077,435,100,170.78/5,265,093.76
  6. Step 6: Final answer
    x = 1,914,008.67

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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.