Home / 2,418,964.23-3,630,688.36-1,221,727.31

Finding the Fourth Proportional to 2,418,964.23, 3,630,688.36 and 1,221,727.31

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Solution

The fourth proportional to 2,418,964.23, 3,630,688.36 and 1,221,727.31 is: 1,833,723.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,964.23 : 3,630,688.36 = 1,221,727.31 : x
  2. Step 2: Convert to fraction form
    2,418,964.23/3,630,688.36 = 1,221,727.31/x
  3. Step 3: Cross multiply
    2,418,964.23x = 3,630,688.36 × 1,221,727.31
  4. Step 4: Simplify right side
    2,418,964.23x = 4,435,711,143,213.27
  5. Step 5: Solve for x
    x = 4,435,711,143,213.27/2,418,964.23
  6. Step 6: Final answer
    x = 1,833,723.33

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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.