Home / 1,399,814.88-2,097,770.35-1,057,977.69

Finding the Fourth Proportional to 1,399,814.88, 2,097,770.35 and 1,057,977.69

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Solution

The fourth proportional to 1,399,814.88, 2,097,770.35 and 1,057,977.69 is: 1,585,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,814.88 : 2,097,770.35 = 1,057,977.69 : x
  2. Step 2: Convert to fraction form
    1,399,814.88/2,097,770.35 = 1,057,977.69/x
  3. Step 3: Cross multiply
    1,399,814.88x = 2,097,770.35 × 1,057,977.69
  4. Step 4: Simplify right side
    1,399,814.88x = 2,219,394,229,043.49
  5. Step 5: Solve for x
    x = 2,219,394,229,043.49/1,399,814.88
  6. Step 6: Final answer
    x = 1,585,491.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.