Home / 2,121,015.15-3,182,021.01-701,071.29

Finding the Fourth Proportional to 2,121,015.15, 3,182,021.01 and 701,071.29

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Solution

The fourth proportional to 2,121,015.15, 3,182,021.01 and 701,071.29 is: 1,051,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,015.15 : 3,182,021.01 = 701,071.29 : x
  2. Step 2: Convert to fraction form
    2,121,015.15/3,182,021.01 = 701,071.29/x
  3. Step 3: Cross multiply
    2,121,015.15x = 3,182,021.01 × 701,071.29
  4. Step 4: Simplify right side
    2,121,015.15x = 2,230,823,574,287.80
  5. Step 5: Solve for x
    x = 2,230,823,574,287.80/2,121,015.15
  6. Step 6: Final answer
    x = 1,051,771.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.