Home / 1,090,570.79-1,504,953.50-631,694.33

Finding the Fourth Proportional to 1,090,570.79, 1,504,953.50 and 631,694.33

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Solution

The fourth proportional to 1,090,570.79, 1,504,953.50 and 631,694.33 is: 871,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,570.79 : 1,504,953.50 = 631,694.33 : x
  2. Step 2: Convert to fraction form
    1,090,570.79/1,504,953.50 = 631,694.33/x
  3. Step 3: Cross multiply
    1,090,570.79x = 1,504,953.50 × 631,694.33
  4. Step 4: Simplify right side
    1,090,570.79x = 950,670,585,338.89
  5. Step 5: Solve for x
    x = 950,670,585,338.89/1,090,570.79
  6. Step 6: Final answer
    x = 871,718.36

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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.