Home / 1,300,570.79-1,950,549.87-732,198.65

Finding the Fourth Proportional to 1,300,570.79, 1,950,549.87 and 732,198.65

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Solution

The fourth proportional to 1,300,570.79, 1,950,549.87 and 732,198.65 is: 1,098,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,570.79 : 1,950,549.87 = 732,198.65 : x
  2. Step 2: Convert to fraction form
    1,300,570.79/1,950,549.87 = 732,198.65/x
  3. Step 3: Cross multiply
    1,300,570.79x = 1,950,549.87 × 732,198.65
  4. Step 4: Simplify right side
    1,300,570.79x = 1,428,189,981,571.68
  5. Step 5: Solve for x
    x = 1,428,189,981,571.68/1,300,570.79
  6. Step 6: Final answer
    x = 1,098,125.53

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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.