Home / 1,504,108.53-2,255,040.72-904,929.30

Finding the Fourth Proportional to 1,504,108.53, 2,255,040.72 and 904,929.30

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Solution

The fourth proportional to 1,504,108.53, 2,255,040.72 and 904,929.30 is: 1,356,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,108.53 : 2,255,040.72 = 904,929.30 : x
  2. Step 2: Convert to fraction form
    1,504,108.53/2,255,040.72 = 904,929.30/x
  3. Step 3: Cross multiply
    1,504,108.53x = 2,255,040.72 × 904,929.30
  4. Step 4: Simplify right side
    1,504,108.53x = 2,040,652,420,221.10
  5. Step 5: Solve for x
    x = 2,040,652,420,221.10/1,504,108.53
  6. Step 6: Final answer
    x = 1,356,718.87

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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.