Home / 1,012,937.73-1,518,845.67-414,319.25

Finding the Fourth Proportional to 1,012,937.73, 1,518,845.67 and 414,319.25

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Solution

The fourth proportional to 1,012,937.73, 1,518,845.67 and 414,319.25 is: 621,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,937.73 : 1,518,845.67 = 414,319.25 : x
  2. Step 2: Convert to fraction form
    1,012,937.73/1,518,845.67 = 414,319.25/x
  3. Step 3: Cross multiply
    1,012,937.73x = 1,518,845.67 × 414,319.25
  4. Step 4: Simplify right side
    1,012,937.73x = 629,286,991,265.92
  5. Step 5: Solve for x
    x = 629,286,991,265.92/1,012,937.73
  6. Step 6: Final answer
    x = 621,249.43

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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.