Finding the Fourth Proportional to 3,368,646.36, 4,648,743.72 and 1,840,753.44
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Solution
The fourth proportional to 3,368,646.36, 4,648,743.72 and 1,840,753.44 is: 2,540,246.16
Step by Step Solution
- Step 1: Write the proportion equation
3,368,646.36 : 4,648,743.72 = 1,840,753.44 : x - Step 2: Convert to fraction form
3,368,646.36/4,648,743.72 = 1,840,753.44/x - Step 3: Cross multiply
3,368,646.36x = 4,648,743.72 × 1,840,753.44 - Step 4: Simplify right side
3,368,646.36x = 8,557,190,994,268.40 - Step 5: Solve for x
x = 8,557,190,994,268.40/3,368,646.36 - Step 6: Final answer
x = 2,540,246.16
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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.