Home / 1,053,530.28-1,453,515.94-685,839.56

Finding the Fourth Proportional to 1,053,530.28, 1,453,515.94 and 685,839.56

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Solution

The fourth proportional to 1,053,530.28, 1,453,515.94 and 685,839.56 is: 946,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,530.28 : 1,453,515.94 = 685,839.56 : x
  2. Step 2: Convert to fraction form
    1,053,530.28/1,453,515.94 = 685,839.56/x
  3. Step 3: Cross multiply
    1,053,530.28x = 1,453,515.94 × 685,839.56
  4. Step 4: Simplify right side
    1,053,530.28x = 996,878,722,045.81
  5. Step 5: Solve for x
    x = 996,878,722,045.81/1,053,530.28
  6. Step 6: Final answer
    x = 946,226.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.