Home / 1,532,837.01-2,115,213.55-921,015.56

Finding the Fourth Proportional to 1,532,837.01, 2,115,213.55 and 921,015.56

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Solution

The fourth proportional to 1,532,837.01, 2,115,213.55 and 921,015.56 is: 1,270,940.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,837.01 : 2,115,213.55 = 921,015.56 : x
  2. Step 2: Convert to fraction form
    1,532,837.01/2,115,213.55 = 921,015.56/x
  3. Step 3: Cross multiply
    1,532,837.01x = 2,115,213.55 × 921,015.56
  4. Step 4: Simplify right side
    1,532,837.01x = 1,948,144,595,258.33
  5. Step 5: Solve for x
    x = 1,948,144,595,258.33/1,532,837.01
  6. Step 6: Final answer
    x = 1,270,940.47

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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.