Home / 1,412,619.03-2,105,621.19-1,299,244.95

Finding the Fourth Proportional to 1,412,619.03, 2,105,621.19 and 1,299,244.95

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Solution

The fourth proportional to 1,412,619.03, 2,105,621.19 and 1,299,244.95 is: 1,936,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,619.03 : 2,105,621.19 = 1,299,244.95 : x
  2. Step 2: Convert to fraction form
    1,412,619.03/2,105,621.19 = 1,299,244.95/x
  3. Step 3: Cross multiply
    1,412,619.03x = 2,105,621.19 × 1,299,244.95
  4. Step 4: Simplify right side
    1,412,619.03x = 2,735,717,697,720.49
  5. Step 5: Solve for x
    x = 2,735,717,697,720.49/1,412,619.03
  6. Step 6: Final answer
    x = 1,936,628.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.