Home / 1,157,616.58-1,736,620.16-399,255.20

Finding the Fourth Proportional to 1,157,616.58, 1,736,620.16 and 399,255.20

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Solution

The fourth proportional to 1,157,616.58, 1,736,620.16 and 399,255.20 is: 598,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,616.58 : 1,736,620.16 = 399,255.20 : x
  2. Step 2: Convert to fraction form
    1,157,616.58/1,736,620.16 = 399,255.20/x
  3. Step 3: Cross multiply
    1,157,616.58x = 1,736,620.16 × 399,255.20
  4. Step 4: Simplify right side
    1,157,616.58x = 693,354,629,304.83
  5. Step 5: Solve for x
    x = 693,354,629,304.83/1,157,616.58
  6. Step 6: Final answer
    x = 598,950.15

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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.