Home / 1,840,340.45-2,539,612.13-1,065,986.42

Finding the Fourth Proportional to 1,840,340.45, 2,539,612.13 and 1,065,986.42

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Solution

The fourth proportional to 1,840,340.45, 2,539,612.13 and 1,065,986.42 is: 1,471,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,340.45 : 2,539,612.13 = 1,065,986.42 : x
  2. Step 2: Convert to fraction form
    1,840,340.45/2,539,612.13 = 1,065,986.42/x
  3. Step 3: Cross multiply
    1,840,340.45x = 2,539,612.13 × 1,065,986.42
  4. Step 4: Simplify right side
    1,840,340.45x = 2,707,192,024,619.28
  5. Step 5: Solve for x
    x = 2,707,192,024,619.28/1,840,340.45
  6. Step 6: Final answer
    x = 1,471,027.83

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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.