Home / 1,313,069.17-1,968,864.99-414,343.39

Finding the Fourth Proportional to 1,313,069.17, 1,968,864.99 and 414,343.39

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Solution

The fourth proportional to 1,313,069.17, 1,968,864.99 and 414,343.39 is: 621,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,069.17 : 1,968,864.99 = 414,343.39 : x
  2. Step 2: Convert to fraction form
    1,313,069.17/1,968,864.99 = 414,343.39/x
  3. Step 3: Cross multiply
    1,313,069.17x = 1,968,864.99 × 414,343.39
  4. Step 4: Simplify right side
    1,313,069.17x = 815,786,194,408.92
  5. Step 5: Solve for x
    x = 815,786,194,408.92/1,313,069.17
  6. Step 6: Final answer
    x = 621,281.97

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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.