Home / 1,790,723.52-2,470,815.30-1,065,429.57

Finding the Fourth Proportional to 1,790,723.52, 2,470,815.30 and 1,065,429.57

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Solution

The fourth proportional to 1,790,723.52, 2,470,815.30 and 1,065,429.57 is: 1,470,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,723.52 : 2,470,815.30 = 1,065,429.57 : x
  2. Step 2: Convert to fraction form
    1,790,723.52/2,470,815.30 = 1,065,429.57/x
  3. Step 3: Cross multiply
    1,790,723.52x = 2,470,815.30 × 1,065,429.57
  4. Step 4: Simplify right side
    1,790,723.52x = 2,632,479,682,628.42
  5. Step 5: Solve for x
    x = 2,632,479,682,628.42/1,790,723.52
  6. Step 6: Final answer
    x = 1,470,064.84

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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.