Home / 2,431,223.21-3,355,290.06-1,343,707.22

Finding the Fourth Proportional to 2,431,223.21, 3,355,290.06 and 1,343,707.22

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Solution

The fourth proportional to 2,431,223.21, 3,355,290.06 and 1,343,707.22 is: 1,854,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,223.21 : 3,355,290.06 = 1,343,707.22 : x
  2. Step 2: Convert to fraction form
    2,431,223.21/3,355,290.06 = 1,343,707.22/x
  3. Step 3: Cross multiply
    2,431,223.21x = 3,355,290.06 × 1,343,707.22
  4. Step 4: Simplify right side
    2,431,223.21x = 4,508,527,478,816.23
  5. Step 5: Solve for x
    x = 4,508,527,478,816.23/2,431,223.21
  6. Step 6: Final answer
    x = 1,854,427.62

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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.