Home / 2,778,796.16-4,168,116.48-885,651.20

Finding the Fourth Proportional to 2,778,796.16, 4,168,116.48 and 885,651.20

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Solution

The fourth proportional to 2,778,796.16, 4,168,116.48 and 885,651.20 is: 1,328,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,796.16 : 4,168,116.48 = 885,651.20 : x
  2. Step 2: Convert to fraction form
    2,778,796.16/4,168,116.48 = 885,651.20/x
  3. Step 3: Cross multiply
    2,778,796.16x = 4,168,116.48 × 885,651.20
  4. Step 4: Simplify right side
    2,778,796.16x = 3,691,497,362,251.78
  5. Step 5: Solve for x
    x = 3,691,497,362,251.78/2,778,796.16
  6. Step 6: Final answer
    x = 1,328,452.02

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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.