Home / 1,141,194.12-1,574,828.64-631,885.56

Finding the Fourth Proportional to 1,141,194.12, 1,574,828.64 and 631,885.56

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Solution

The fourth proportional to 1,141,194.12, 1,574,828.64 and 631,885.56 is: 871,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,194.12 : 1,574,828.64 = 631,885.56 : x
  2. Step 2: Convert to fraction form
    1,141,194.12/1,574,828.64 = 631,885.56/x
  3. Step 3: Cross multiply
    1,141,194.12x = 1,574,828.64 × 631,885.56
  4. Step 4: Simplify right side
    1,141,194.12x = 995,111,477,090.44
  5. Step 5: Solve for x
    x = 995,111,477,090.44/1,141,194.12
  6. Step 6: Final answer
    x = 871,991.42

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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.