Home / 3,218,929.70-4,828,394.55-1,089,083.30

Finding the Fourth Proportional to 3,218,929.70, 4,828,394.55 and 1,089,083.30

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Solution

The fourth proportional to 3,218,929.70, 4,828,394.55 and 1,089,083.30 is: 1,633,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,929.70 : 4,828,394.55 = 1,089,083.30 : x
  2. Step 2: Convert to fraction form
    3,218,929.70/4,828,394.55 = 1,089,083.30/x
  3. Step 3: Cross multiply
    3,218,929.70x = 4,828,394.55 × 1,089,083.30
  4. Step 4: Simplify right side
    3,218,929.70x = 5,258,523,870,216.01
  5. Step 5: Solve for x
    x = 5,258,523,870,216.01/3,218,929.70
  6. Step 6: Final answer
    x = 1,633,624.95

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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.