Home / 2,528,984.84-3,489,991.56-1,367,422.86

Finding the Fourth Proportional to 2,528,984.84, 3,489,991.56 and 1,367,422.86

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Solution

The fourth proportional to 2,528,984.84, 3,489,991.56 and 1,367,422.86 is: 1,887,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,984.84 : 3,489,991.56 = 1,367,422.86 : x
  2. Step 2: Convert to fraction form
    2,528,984.84/3,489,991.56 = 1,367,422.86/x
  3. Step 3: Cross multiply
    2,528,984.84x = 3,489,991.56 × 1,367,422.86
  4. Step 4: Simplify right side
    2,528,984.84x = 4,772,294,240,351.06
  5. Step 5: Solve for x
    x = 4,772,294,240,351.06/2,528,984.84
  6. Step 6: Final answer
    x = 1,887,039.48

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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.