Home / 4,420,481.61-6,630,724.23-1,988,795.46

Finding the Fourth Proportional to 4,420,481.61, 6,630,724.23 and 1,988,795.46

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Solution

The fourth proportional to 4,420,481.61, 6,630,724.23 and 1,988,795.46 is: 2,983,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,481.61 : 6,630,724.23 = 1,988,795.46 : x
  2. Step 2: Convert to fraction form
    4,420,481.61/6,630,724.23 = 1,988,795.46/x
  3. Step 3: Cross multiply
    4,420,481.61x = 6,630,724.23 × 1,988,795.46
  4. Step 4: Simplify right side
    4,420,481.61x = 13,187,154,245,136.00
  5. Step 5: Solve for x
    x = 13,187,154,245,136.00/4,420,481.61
  6. Step 6: Final answer
    x = 2,983,194.01

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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.