Home / 1,295,336.58-1,788,958.62-986,114.22

Finding the Fourth Proportional to 1,295,336.58, 1,788,958.62 and 986,114.22

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Solution

The fourth proportional to 1,295,336.58, 1,788,958.62 and 986,114.22 is: 1,361,898.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,336.58 : 1,788,958.62 = 986,114.22 : x
  2. Step 2: Convert to fraction form
    1,295,336.58/1,788,958.62 = 986,114.22/x
  3. Step 3: Cross multiply
    1,295,336.58x = 1,788,958.62 × 986,114.22
  4. Step 4: Simplify right side
    1,295,336.58x = 1,764,117,534,173.58
  5. Step 5: Solve for x
    x = 1,764,117,534,173.58/1,295,336.58
  6. Step 6: Final answer
    x = 1,361,898.95

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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.