Home / 1,077,660.86-1,485,626.67-847,819.00

Finding the Fourth Proportional to 1,077,660.86, 1,485,626.67 and 847,819.00

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Solution

The fourth proportional to 1,077,660.86, 1,485,626.67 and 847,819.00 is: 1,168,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,660.86 : 1,485,626.67 = 847,819.00 : x
  2. Step 2: Convert to fraction form
    1,077,660.86/1,485,626.67 = 847,819.00/x
  3. Step 3: Cross multiply
    1,077,660.86x = 1,485,626.67 × 847,819.00
  4. Step 4: Simplify right side
    1,077,660.86x = 1,259,542,519,589.76
  5. Step 5: Solve for x
    x = 1,259,542,519,589.76/1,077,660.86
  6. Step 6: Final answer
    x = 1,168,774.49

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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.