Home / 1,608,393.86-2,219,028.69-1,027,956.75

Finding the Fourth Proportional to 1,608,393.86, 2,219,028.69 and 1,027,956.75

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Solution

The fourth proportional to 1,608,393.86, 2,219,028.69 and 1,027,956.75 is: 1,418,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,393.86 : 2,219,028.69 = 1,027,956.75 : x
  2. Step 2: Convert to fraction form
    1,608,393.86/2,219,028.69 = 1,027,956.75/x
  3. Step 3: Cross multiply
    1,608,393.86x = 2,219,028.69 × 1,027,956.75
  4. Step 4: Simplify right side
    1,608,393.86x = 2,281,065,520,329.16
  5. Step 5: Solve for x
    x = 2,281,065,520,329.16/1,608,393.86
  6. Step 6: Final answer
    x = 1,418,225.71

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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.