Home / 1,277,005.37-1,760,435.64-1,004,599.80

Finding the Fourth Proportional to 1,277,005.37, 1,760,435.64 and 1,004,599.80

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Solution

The fourth proportional to 1,277,005.37, 1,760,435.64 and 1,004,599.80 is: 1,384,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,005.37 : 1,760,435.64 = 1,004,599.80 : x
  2. Step 2: Convert to fraction form
    1,277,005.37/1,760,435.64 = 1,004,599.80/x
  3. Step 3: Cross multiply
    1,277,005.37x = 1,760,435.64 × 1,004,599.80
  4. Step 4: Simplify right side
    1,277,005.37x = 1,768,533,291,856.87
  5. Step 5: Solve for x
    x = 1,768,533,291,856.87/1,277,005.37
  6. Step 6: Final answer
    x = 1,384,906.70

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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.