Home / 2,308,165.88-3,185,270.26-1,289,570.63

Finding the Fourth Proportional to 2,308,165.88, 3,185,270.26 and 1,289,570.63

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Solution

The fourth proportional to 2,308,165.88, 3,185,270.26 and 1,289,570.63 is: 1,779,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,165.88 : 3,185,270.26 = 1,289,570.63 : x
  2. Step 2: Convert to fraction form
    2,308,165.88/3,185,270.26 = 1,289,570.63/x
  3. Step 3: Cross multiply
    2,308,165.88x = 3,185,270.26 × 1,289,570.63
  4. Step 4: Simplify right side
    2,308,165.88x = 4,107,630,956,758.19
  5. Step 5: Solve for x
    x = 4,107,630,956,758.19/2,308,165.88
  6. Step 6: Final answer
    x = 1,779,608.22

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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.