Home / 1,975,019.24-2,725,748.21-1,115,634.86

Finding the Fourth Proportional to 1,975,019.24, 2,725,748.21 and 1,115,634.86

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Solution

The fourth proportional to 1,975,019.24, 2,725,748.21 and 1,115,634.86 is: 1,539,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,019.24 : 2,725,748.21 = 1,115,634.86 : x
  2. Step 2: Convert to fraction form
    1,975,019.24/2,725,748.21 = 1,115,634.86/x
  3. Step 3: Cross multiply
    1,975,019.24x = 2,725,748.21 × 1,115,634.86
  4. Step 4: Simplify right side
    1,975,019.24x = 3,040,939,722,658.60
  5. Step 5: Solve for x
    x = 3,040,939,722,658.60/1,975,019.24
  6. Step 6: Final answer
    x = 1,539,701.32

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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.