Home / 4,154,555.70-6,231,185.55-1,315,365.30

Finding the Fourth Proportional to 4,154,555.70, 6,231,185.55 and 1,315,365.30

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Solution

The fourth proportional to 4,154,555.70, 6,231,185.55 and 1,315,365.30 is: 1,972,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,555.70 : 6,231,185.55 = 1,315,365.30 : x
  2. Step 2: Convert to fraction form
    4,154,555.70/6,231,185.55 = 1,315,365.30/x
  3. Step 3: Cross multiply
    4,154,555.70x = 6,231,185.55 × 1,315,365.30
  4. Step 4: Simplify right side
    4,154,555.70x = 8,196,285,250,331.42
  5. Step 5: Solve for x
    x = 8,196,285,250,331.42/4,154,555.70
  6. Step 6: Final answer
    x = 1,972,842.79

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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.