Home / 5,258,258.74-7,887,388.11-1,269,170.74

Finding the Fourth Proportional to 5,258,258.74, 7,887,388.11 and 1,269,170.74

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Solution

The fourth proportional to 5,258,258.74, 7,887,388.11 and 1,269,170.74 is: 1,903,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,258.74 : 7,887,388.11 = 1,269,170.74 : x
  2. Step 2: Convert to fraction form
    5,258,258.74/7,887,388.11 = 1,269,170.74/x
  3. Step 3: Cross multiply
    5,258,258.74x = 7,887,388.11 × 1,269,170.74
  4. Step 4: Simplify right side
    5,258,258.74x = 10,010,442,158,453.11
  5. Step 5: Solve for x
    x = 10,010,442,158,453.11/5,258,258.74
  6. Step 6: Final answer
    x = 1,903,756.10

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Similar ratio
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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.