Home / 2,431,159.88-3,354,992.34-1,343,401.16

Finding the Fourth Proportional to 2,431,159.88, 3,354,992.34 and 1,343,401.16

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Solution

The fourth proportional to 2,431,159.88, 3,354,992.34 and 1,343,401.16 is: 1,853,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,159.88 : 3,354,992.34 = 1,343,401.16 : x
  2. Step 2: Convert to fraction form
    2,431,159.88/3,354,992.34 = 1,343,401.16/x
  3. Step 3: Cross multiply
    2,431,159.88x = 3,354,992.34 × 1,343,401.16
  4. Step 4: Simplify right side
    2,431,159.88x = 4,507,100,601,347.11
  5. Step 5: Solve for x
    x = 4,507,100,601,347.11/2,431,159.88
  6. Step 6: Final answer
    x = 1,853,889.02

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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.