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Finding the Fourth Proportional to 1,749,669.94, 2,624,504.94 and 419,973.94

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Solution

The fourth proportional to 1,749,669.94, 2,624,504.94 and 419,973.94 is: 629,960.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,669.94 : 2,624,504.94 = 419,973.94 : x
  2. Step 2: Convert to fraction form
    1,749,669.94/2,624,504.94 = 419,973.94/x
  3. Step 3: Cross multiply
    1,749,669.94x = 2,624,504.94 × 419,973.94
  4. Step 4: Simplify right side
    1,749,669.94x = 1,102,223,680,201.26
  5. Step 5: Solve for x
    x = 1,102,223,680,201.26/1,749,669.94
  6. Step 6: Final answer
    x = 629,960.92

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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.