Home / 1,677,536.42-2,314,682.19-1,065,788.78

Finding the Fourth Proportional to 1,677,536.42, 2,314,682.19 and 1,065,788.78

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Solution

The fourth proportional to 1,677,536.42, 2,314,682.19 and 1,065,788.78 is: 1,470,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,536.42 : 2,314,682.19 = 1,065,788.78 : x
  2. Step 2: Convert to fraction form
    1,677,536.42/2,314,682.19 = 1,065,788.78/x
  3. Step 3: Cross multiply
    1,677,536.42x = 2,314,682.19 × 1,065,788.78
  4. Step 4: Simplify right side
    1,677,536.42x = 2,466,962,295,794.42
  5. Step 5: Solve for x
    x = 2,466,962,295,794.42/1,677,536.42
  6. Step 6: Final answer
    x = 1,470,586.43

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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.