Home / 3,118,520.92-4,303,629.48-1,830,290.44

Finding the Fourth Proportional to 3,118,520.92, 4,303,629.48 and 1,830,290.44

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Solution

The fourth proportional to 3,118,520.92, 4,303,629.48 and 1,830,290.44 is: 2,525,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,520.92 : 4,303,629.48 = 1,830,290.44 : x
  2. Step 2: Convert to fraction form
    3,118,520.92/4,303,629.48 = 1,830,290.44/x
  3. Step 3: Cross multiply
    3,118,520.92x = 4,303,629.48 × 1,830,290.44
  4. Step 4: Simplify right side
    3,118,520.92x = 7,876,891,894,546.17
  5. Step 5: Solve for x
    x = 7,876,891,894,546.17/3,118,520.92
  6. Step 6: Final answer
    x = 2,525,842.25

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1.5x scale

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.