Home / 1,235,658.40-1,854,524.40-605,111.20

Finding the Fourth Proportional to 1,235,658.40, 1,854,524.40 and 605,111.20

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Solution

The fourth proportional to 1,235,658.40, 1,854,524.40 and 605,111.20 is: 908,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,658.40 : 1,854,524.40 = 605,111.20 : x
  2. Step 2: Convert to fraction form
    1,235,658.40/1,854,524.40 = 605,111.20/x
  3. Step 3: Cross multiply
    1,235,658.40x = 1,854,524.40 × 605,111.20
  4. Step 4: Simplify right side
    1,235,658.40x = 1,122,193,485,113.28
  5. Step 5: Solve for x
    x = 1,122,193,485,113.28/1,235,658.40
  6. Step 6: Final answer
    x = 908,174.53

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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.