Home / 1,055,651.43-1,583,454.96-256,937.43

Finding the Fourth Proportional to 1,055,651.43, 1,583,454.96 and 256,937.43

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Solution

The fourth proportional to 1,055,651.43, 1,583,454.96 and 256,937.43 is: 385,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,651.43 : 1,583,454.96 = 256,937.43 : x
  2. Step 2: Convert to fraction form
    1,055,651.43/1,583,454.96 = 256,937.43/x
  3. Step 3: Cross multiply
    1,055,651.43x = 1,583,454.96 × 256,937.43
  4. Step 4: Simplify right side
    1,055,651.43x = 406,848,847,943.15
  5. Step 5: Solve for x
    x = 406,848,847,943.15/1,055,651.43
  6. Step 6: Final answer
    x = 385,400.75

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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.