Home / 1,235,654.40-1,854,518.40-605,107.20

Finding the Fourth Proportional to 1,235,654.40, 1,854,518.40 and 605,107.20

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Solution

The fourth proportional to 1,235,654.40, 1,854,518.40 and 605,107.20 is: 908,168.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,654.40 : 1,854,518.40 = 605,107.20 : x
  2. Step 2: Convert to fraction form
    1,235,654.40/1,854,518.40 = 605,107.20/x
  3. Step 3: Cross multiply
    1,235,654.40x = 1,854,518.40 × 605,107.20
  4. Step 4: Simplify right side
    1,235,654.40x = 1,122,182,436,372.48
  5. Step 5: Solve for x
    x = 1,122,182,436,372.48/1,235,654.40
  6. Step 6: Final answer
    x = 908,168.53

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1.5x scale

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.