Home / 837,477.90-1,256,216.85-798,986.70

Finding the Fourth Proportional to 837,477.90, 1,256,216.85 and 798,986.70

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Solution

The fourth proportional to 837,477.90, 1,256,216.85 and 798,986.70 is: 1,198,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,477.90 : 1,256,216.85 = 798,986.70 : x
  2. Step 2: Convert to fraction form
    837,477.90/1,256,216.85 = 798,986.70/x
  3. Step 3: Cross multiply
    837,477.90x = 1,256,216.85 × 798,986.70
  4. Step 4: Simplify right side
    837,477.90x = 1,003,700,555,465.90
  5. Step 5: Solve for x
    x = 1,003,700,555,465.90/837,477.90
  6. Step 6: Final answer
    x = 1,198,480.05

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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.