Home / 1,604,504.86-2,214,233.67-879,336.67

Finding the Fourth Proportional to 1,604,504.86, 2,214,233.67 and 879,336.67

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Solution

The fourth proportional to 1,604,504.86, 2,214,233.67 and 879,336.67 is: 1,213,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,504.86 : 2,214,233.67 = 879,336.67 : x
  2. Step 2: Convert to fraction form
    1,604,504.86/2,214,233.67 = 879,336.67/x
  3. Step 3: Cross multiply
    1,604,504.86x = 2,214,233.67 × 879,336.67
  4. Step 4: Simplify right side
    1,604,504.86x = 1,947,056,861,979.68
  5. Step 5: Solve for x
    x = 1,947,056,861,979.68/1,604,504.86
  6. Step 6: Final answer
    x = 1,213,493.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.