Home / 2,078,403.96-2,867,889.60-1,262,182.08

Finding the Fourth Proportional to 2,078,403.96, 2,867,889.60 and 1,262,182.08

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Solution

The fourth proportional to 2,078,403.96, 2,867,889.60 and 1,262,182.08 is: 1,741,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,403.96 : 2,867,889.60 = 1,262,182.08 : x
  2. Step 2: Convert to fraction form
    2,078,403.96/2,867,889.60 = 1,262,182.08/x
  3. Step 3: Cross multiply
    2,078,403.96x = 2,867,889.60 × 1,262,182.08
  4. Step 4: Simplify right side
    2,078,403.96x = 3,619,798,860,538.37
  5. Step 5: Solve for x
    x = 3,619,798,860,538.37/2,078,403.96
  6. Step 6: Final answer
    x = 1,741,624.31

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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.