Home / 1,993,651.20-2,751,142.56-1,134,130.56

Finding the Fourth Proportional to 1,993,651.20, 2,751,142.56 and 1,134,130.56

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Solution

The fourth proportional to 1,993,651.20, 2,751,142.56 and 1,134,130.56 is: 1,565,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,651.20 : 2,751,142.56 = 1,134,130.56 : x
  2. Step 2: Convert to fraction form
    1,993,651.20/2,751,142.56 = 1,134,130.56/x
  3. Step 3: Cross multiply
    1,993,651.20x = 2,751,142.56 × 1,134,130.56
  4. Step 4: Simplify right side
    1,993,651.20x = 3,120,154,852,212.63
  5. Step 5: Solve for x
    x = 3,120,154,852,212.63/1,993,651.20
  6. Step 6: Final answer
    x = 1,565,045.51

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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.