Home / 3,455,511.20-5,183,266.80-931,166.45

Finding the Fourth Proportional to 3,455,511.20, 5,183,266.80 and 931,166.45

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Solution

The fourth proportional to 3,455,511.20, 5,183,266.80 and 931,166.45 is: 1,396,749.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,511.20 : 5,183,266.80 = 931,166.45 : x
  2. Step 2: Convert to fraction form
    3,455,511.20/5,183,266.80 = 931,166.45/x
  3. Step 3: Cross multiply
    3,455,511.20x = 5,183,266.80 × 931,166.45
  4. Step 4: Simplify right side
    3,455,511.20x = 4,826,484,145,558.86
  5. Step 5: Solve for x
    x = 4,826,484,145,558.86/3,455,511.20
  6. Step 6: Final answer
    x = 1,396,749.68

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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.