Home / 1,412,589.27-2,119,239.68-401,711.23

Finding the Fourth Proportional to 1,412,589.27, 2,119,239.68 and 401,711.23

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Solution

The fourth proportional to 1,412,589.27, 2,119,239.68 and 401,711.23 is: 602,668.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,589.27 : 2,119,239.68 = 401,711.23 : x
  2. Step 2: Convert to fraction form
    1,412,589.27/2,119,239.68 = 401,711.23/x
  3. Step 3: Cross multiply
    1,412,589.27x = 2,119,239.68 × 401,711.23
  4. Step 4: Simplify right side
    1,412,589.27x = 851,322,371,210.95
  5. Step 5: Solve for x
    x = 851,322,371,210.95/1,412,589.27
  6. Step 6: Final answer
    x = 602,668.01

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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.