Home / 1,141,220.75-1,574,865.38-631,912.19

Finding the Fourth Proportional to 1,141,220.75, 1,574,865.38 and 631,912.19

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Solution

The fourth proportional to 1,141,220.75, 1,574,865.38 and 631,912.19 is: 872,028.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,220.75 : 1,574,865.38 = 631,912.19 : x
  2. Step 2: Convert to fraction form
    1,141,220.75/1,574,865.38 = 631,912.19/x
  3. Step 3: Cross multiply
    1,141,220.75x = 1,574,865.38 × 631,912.19
  4. Step 4: Simplify right side
    1,141,220.75x = 995,176,624,936.44
  5. Step 5: Solve for x
    x = 995,176,624,936.44/1,141,220.75
  6. Step 6: Final answer
    x = 872,028.16

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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.