Home / 1,313,269.88-1,970,503.37-674,022.52

Finding the Fourth Proportional to 1,313,269.88, 1,970,503.37 and 674,022.52

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Solution

The fourth proportional to 1,313,269.88, 1,970,503.37 and 674,022.52 is: 1,011,340.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,269.88 : 1,970,503.37 = 674,022.52 : x
  2. Step 2: Convert to fraction form
    1,313,269.88/1,970,503.37 = 674,022.52/x
  3. Step 3: Cross multiply
    1,313,269.88x = 1,970,503.37 × 674,022.52
  4. Step 4: Simplify right side
    1,313,269.88x = 1,328,163,647,115.89
  5. Step 5: Solve for x
    x = 1,328,163,647,115.89/1,313,269.88
  6. Step 6: Final answer
    x = 1,011,340.98

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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.