Home / 1,048,600.35-1,446,301.58-685,441.71

Finding the Fourth Proportional to 1,048,600.35, 1,446,301.58 and 685,441.71

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Solution

The fourth proportional to 1,048,600.35, 1,446,301.58 and 685,441.71 is: 945,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,600.35 : 1,446,301.58 = 685,441.71 : x
  2. Step 2: Convert to fraction form
    1,048,600.35/1,446,301.58 = 685,441.71/x
  3. Step 3: Cross multiply
    1,048,600.35x = 1,446,301.58 × 685,441.71
  4. Step 4: Simplify right side
    1,048,600.35x = 991,355,424,743.69
  5. Step 5: Solve for x
    x = 991,355,424,743.69/1,048,600.35
  6. Step 6: Final answer
    x = 945,408.25

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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.