Home / 1,453,427.60-2,177,930.76-694,223.64

Finding the Fourth Proportional to 1,453,427.60, 2,177,930.76 and 694,223.64

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Solution

The fourth proportional to 1,453,427.60, 2,177,930.76 and 694,223.64 is: 1,040,279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,427.60 : 2,177,930.76 = 694,223.64 : x
  2. Step 2: Convert to fraction form
    1,453,427.60/2,177,930.76 = 694,223.64/x
  3. Step 3: Cross multiply
    1,453,427.60x = 2,177,930.76 × 694,223.64
  4. Step 4: Simplify right side
    1,453,427.60x = 1,511,971,019,875.17
  5. Step 5: Solve for x
    x = 1,511,971,019,875.17/1,453,427.60
  6. Step 6: Final answer
    x = 1,040,279.56

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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.