Home / 1,198,313.33-1,797,670.47-399,839.63

Finding the Fourth Proportional to 1,198,313.33, 1,797,670.47 and 399,839.63

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Solution

The fourth proportional to 1,198,313.33, 1,797,670.47 and 399,839.63 is: 599,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,313.33 : 1,797,670.47 = 399,839.63 : x
  2. Step 2: Convert to fraction form
    1,198,313.33/1,797,670.47 = 399,839.63/x
  3. Step 3: Cross multiply
    1,198,313.33x = 1,797,670.47 × 399,839.63
  4. Step 4: Simplify right side
    1,198,313.33x = 718,779,895,586.73
  5. Step 5: Solve for x
    x = 718,779,895,586.73/1,198,313.33
  6. Step 6: Final answer
    x = 599,826.34

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1.5x scale

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.