Home / 1,989,599.91-2,745,651.38-1,084,181.91

Finding the Fourth Proportional to 1,989,599.91, 2,745,651.38 and 1,084,181.91

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Solution

The fourth proportional to 1,989,599.91, 2,745,651.38 and 1,084,181.91 is: 1,496,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,599.91 : 2,745,651.38 = 1,084,181.91 : x
  2. Step 2: Convert to fraction form
    1,989,599.91/2,745,651.38 = 1,084,181.91/x
  3. Step 3: Cross multiply
    1,989,599.91x = 2,745,651.38 × 1,084,181.91
  4. Step 4: Simplify right side
    1,989,599.91x = 2,976,785,551,941.63
  5. Step 5: Solve for x
    x = 2,976,785,551,941.63/1,989,599.91
  6. Step 6: Final answer
    x = 1,496,172.94

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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.