Home / 2,160,412.64-3,238,615.60-740,131.20

Finding the Fourth Proportional to 2,160,412.64, 3,238,615.60 and 740,131.20

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Solution

The fourth proportional to 2,160,412.64, 3,238,615.60 and 740,131.20 is: 1,109,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,412.64 : 3,238,615.60 = 740,131.20 : x
  2. Step 2: Convert to fraction form
    2,160,412.64/3,238,615.60 = 740,131.20/x
  3. Step 3: Cross multiply
    2,160,412.64x = 3,238,615.60 × 740,131.20
  4. Step 4: Simplify right side
    2,160,412.64x = 2,397,000,450,366.72
  5. Step 5: Solve for x
    x = 2,397,000,450,366.72/2,160,412.64
  6. Step 6: Final answer
    x = 1,109,510.47

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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.