Home / 1,212,962.57-1,819,661.71-414,057.24

Finding the Fourth Proportional to 1,212,962.57, 1,819,661.71 and 414,057.24

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Solution

The fourth proportional to 1,212,962.57, 1,819,661.71 and 414,057.24 is: 621,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,962.57 : 1,819,661.71 = 414,057.24 : x
  2. Step 2: Convert to fraction form
    1,212,962.57/1,819,661.71 = 414,057.24/x
  3. Step 3: Cross multiply
    1,212,962.57x = 1,819,661.71 × 414,057.24
  4. Step 4: Simplify right side
    1,212,962.57x = 753,444,105,376.28
  5. Step 5: Solve for x
    x = 753,444,105,376.28/1,212,962.57
  6. Step 6: Final answer
    x = 621,160.23

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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.