Home / 2,230,832.10-3,078,539.96-1,264,147.32

Finding the Fourth Proportional to 2,230,832.10, 3,078,539.96 and 1,264,147.32

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Solution

The fourth proportional to 2,230,832.10, 3,078,539.96 and 1,264,147.32 is: 1,744,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,832.10 : 3,078,539.96 = 1,264,147.32 : x
  2. Step 2: Convert to fraction form
    2,230,832.10/3,078,539.96 = 1,264,147.32/x
  3. Step 3: Cross multiply
    2,230,832.10x = 3,078,539.96 × 1,264,147.32
  4. Step 4: Simplify right side
    2,230,832.10x = 3,891,728,039,946.91
  5. Step 5: Solve for x
    x = 3,891,728,039,946.91/2,230,832.10
  6. Step 6: Final answer
    x = 1,744,518.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.