Home / 2,646,218.80-3,969,328.20-1,845,809.20

Finding the Fourth Proportional to 2,646,218.80, 3,969,328.20 and 1,845,809.20

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Solution

The fourth proportional to 2,646,218.80, 3,969,328.20 and 1,845,809.20 is: 2,768,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,218.80 : 3,969,328.20 = 1,845,809.20 : x
  2. Step 2: Convert to fraction form
    2,646,218.80/3,969,328.20 = 1,845,809.20/x
  3. Step 3: Cross multiply
    2,646,218.80x = 3,969,328.20 × 1,845,809.20
  4. Step 4: Simplify right side
    2,646,218.80x = 7,326,622,509,379.44
  5. Step 5: Solve for x
    x = 7,326,622,509,379.44/2,646,218.80
  6. Step 6: Final answer
    x = 2,768,713.80

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1.5x scale

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.