Home / 1,410,392.64-1,945,861.20-901,388.64

Finding the Fourth Proportional to 1,410,392.64, 1,945,861.20 and 901,388.64

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Solution

The fourth proportional to 1,410,392.64, 1,945,861.20 and 901,388.64 is: 1,243,609.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,392.64 : 1,945,861.20 = 901,388.64 : x
  2. Step 2: Convert to fraction form
    1,410,392.64/1,945,861.20 = 901,388.64/x
  3. Step 3: Cross multiply
    1,410,392.64x = 1,945,861.20 × 901,388.64
  4. Step 4: Simplify right side
    1,410,392.64x = 1,753,977,180,696.77
  5. Step 5: Solve for x
    x = 1,753,977,180,696.77/1,410,392.64
  6. Step 6: Final answer
    x = 1,243,609.14

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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.