Home / 3,280,311.65-4,919,906.66-883,595.77

Finding the Fourth Proportional to 3,280,311.65, 4,919,906.66 and 883,595.77

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Solution

The fourth proportional to 3,280,311.65, 4,919,906.66 and 883,595.77 is: 1,325,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,311.65 : 4,919,906.66 = 883,595.77 : x
  2. Step 2: Convert to fraction form
    3,280,311.65/4,919,906.66 = 883,595.77/x
  3. Step 3: Cross multiply
    3,280,311.65x = 4,919,906.66 × 883,595.77
  4. Step 4: Simplify right side
    3,280,311.65x = 4,347,208,713,570.83
  5. Step 5: Solve for x
    x = 4,347,208,713,570.83/3,280,311.65
  6. Step 6: Final answer
    x = 1,325,242.59

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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.