Home / 1,410,428.64-1,945,910.76-901,424.64

Finding the Fourth Proportional to 1,410,428.64, 1,945,910.76 and 901,424.64

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Solution

The fourth proportional to 1,410,428.64, 1,945,910.76 and 901,424.64 is: 1,243,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,428.64 : 1,945,910.76 = 901,424.64 : x
  2. Step 2: Convert to fraction form
    1,410,428.64/1,945,910.76 = 901,424.64/x
  3. Step 3: Cross multiply
    1,410,428.64x = 1,945,910.76 × 901,424.64
  4. Step 4: Simplify right side
    1,410,428.64x = 1,754,091,906,305.13
  5. Step 5: Solve for x
    x = 1,754,091,906,305.13/1,410,428.64
  6. Step 6: Final answer
    x = 1,243,658.74

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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.