Home / 2,430,729.51-3,354,474.36-1,343,071.16

Finding the Fourth Proportional to 2,430,729.51, 3,354,474.36 and 1,343,071.16

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Solution

The fourth proportional to 2,430,729.51, 3,354,474.36 and 1,343,071.16 is: 1,853,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,729.51 : 3,354,474.36 = 1,343,071.16 : x
  2. Step 2: Convert to fraction form
    2,430,729.51/3,354,474.36 = 1,343,071.16/x
  3. Step 3: Cross multiply
    2,430,729.51x = 3,354,474.36 × 1,343,071.16
  4. Step 4: Simplify right side
    2,430,729.51x = 4,505,297,753,103.09
  5. Step 5: Solve for x
    x = 4,505,297,753,103.09/2,430,729.51
  6. Step 6: Final answer
    x = 1,853,475.57

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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.