Home / 2,774,962.56-4,162,378.80-1,279,054.56

Finding the Fourth Proportional to 2,774,962.56, 4,162,378.80 and 1,279,054.56

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Solution

The fourth proportional to 2,774,962.56, 4,162,378.80 and 1,279,054.56 is: 1,918,551.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,962.56 : 4,162,378.80 = 1,279,054.56 : x
  2. Step 2: Convert to fraction form
    2,774,962.56/4,162,378.80 = 1,279,054.56/x
  3. Step 3: Cross multiply
    2,774,962.56x = 4,162,378.80 × 1,279,054.56
  4. Step 4: Simplify right side
    2,774,962.56x = 5,323,909,584,587.33
  5. Step 5: Solve for x
    x = 5,323,909,584,587.33/2,774,962.56
  6. Step 6: Final answer
    x = 1,918,551.86

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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.