Home / 1,108,137.76-1,665,208.08-603,072.16

Finding the Fourth Proportional to 1,108,137.76, 1,665,208.08 and 603,072.16

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Solution

The fourth proportional to 1,108,137.76, 1,665,208.08 and 603,072.16 is: 906,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,137.76 : 1,665,208.08 = 603,072.16 : x
  2. Step 2: Convert to fraction form
    1,108,137.76/1,665,208.08 = 603,072.16/x
  3. Step 3: Cross multiply
    1,108,137.76x = 1,665,208.08 × 603,072.16
  4. Step 4: Simplify right side
    1,108,137.76x = 1,004,240,633,655.05
  5. Step 5: Solve for x
    x = 1,004,240,633,655.05/1,108,137.76
  6. Step 6: Final answer
    x = 906,241.69

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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.