Home / 2,783,531.12-4,173,255.48-889,180.88

Finding the Fourth Proportional to 2,783,531.12, 4,173,255.48 and 889,180.88

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Solution

The fourth proportional to 2,783,531.12, 4,173,255.48 and 889,180.88 is: 1,333,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,531.12 : 4,173,255.48 = 889,180.88 : x
  2. Step 2: Convert to fraction form
    2,783,531.12/4,173,255.48 = 889,180.88/x
  3. Step 3: Cross multiply
    2,783,531.12x = 4,173,255.48 × 889,180.88
  4. Step 4: Simplify right side
    2,783,531.12x = 3,710,778,980,171.22
  5. Step 5: Solve for x
    x = 3,710,778,980,171.22/2,783,531.12
  6. Step 6: Final answer
    x = 1,333,119.27

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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.