Home / 1,141,196.62-1,574,832.09-631,888.06

Finding the Fourth Proportional to 1,141,196.62, 1,574,832.09 and 631,888.06

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Solution

The fourth proportional to 1,141,196.62, 1,574,832.09 and 631,888.06 is: 871,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,196.62 : 1,574,832.09 = 631,888.06 : x
  2. Step 2: Convert to fraction form
    1,141,196.62/1,574,832.09 = 631,888.06/x
  3. Step 3: Cross multiply
    1,141,196.62x = 1,574,832.09 × 631,888.06
  4. Step 4: Simplify right side
    1,141,196.62x = 995,117,594,175.85
  5. Step 5: Solve for x
    x = 995,117,594,175.85/1,141,196.62
  6. Step 6: Final answer
    x = 871,994.87

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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.