Home / 1,141,103.09-1,574,771.45-631,805.46

Finding the Fourth Proportional to 1,141,103.09, 1,574,771.45 and 631,805.46

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Solution

The fourth proportional to 1,141,103.09, 1,574,771.45 and 631,805.46 is: 871,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,103.09 : 1,574,771.45 = 631,805.46 : x
  2. Step 2: Convert to fraction form
    1,141,103.09/1,574,771.45 = 631,805.46/x
  3. Step 3: Cross multiply
    1,141,103.09x = 1,574,771.45 × 631,805.46
  4. Step 4: Simplify right side
    1,141,103.09x = 994,949,197,203.09
  5. Step 5: Solve for x
    x = 994,949,197,203.09/1,141,103.09
  6. Step 6: Final answer
    x = 871,918.77

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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.