Home / 1,217,464.48-1,680,150.53-673,591.47

Finding the Fourth Proportional to 1,217,464.48, 1,680,150.53 and 673,591.47

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Solution

The fourth proportional to 1,217,464.48, 1,680,150.53 and 673,591.47 is: 929,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,464.48 : 1,680,150.53 = 673,591.47 : x
  2. Step 2: Convert to fraction form
    1,217,464.48/1,680,150.53 = 673,591.47/x
  3. Step 3: Cross multiply
    1,217,464.48x = 1,680,150.53 × 673,591.47
  4. Step 4: Simplify right side
    1,217,464.48x = 1,131,735,065,323.98
  5. Step 5: Solve for x
    x = 1,131,735,065,323.98/1,217,464.48
  6. Step 6: Final answer
    x = 929,583.64

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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.