Home / 1,989,599.16-2,745,650.34-1,084,181.16

Finding the Fourth Proportional to 1,989,599.16, 2,745,650.34 and 1,084,181.16

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Solution

The fourth proportional to 1,989,599.16, 2,745,650.34 and 1,084,181.16 is: 1,496,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,599.16 : 2,745,650.34 = 1,084,181.16 : x
  2. Step 2: Convert to fraction form
    1,989,599.16/2,745,650.34 = 1,084,181.16/x
  3. Step 3: Cross multiply
    1,989,599.16x = 2,745,650.34 × 1,084,181.16
  4. Step 4: Simplify right side
    1,989,599.16x = 2,976,782,370,575.59
  5. Step 5: Solve for x
    x = 2,976,782,370,575.59/1,989,599.16
  6. Step 6: Final answer
    x = 1,496,171.91

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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.