Finding the Fourth Proportional to 4,067,699.84, 5,613,511.52 and 2,232,142.08
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Solution
The fourth proportional to 4,067,699.84, 5,613,511.52 and 2,232,142.08 is: 3,080,403.12
Step by Step Solution
- Step 1: Write the proportion equation
4,067,699.84 : 5,613,511.52 = 2,232,142.08 : x - Step 2: Convert to fraction form
4,067,699.84/5,613,511.52 = 2,232,142.08/x - Step 3: Cross multiply
4,067,699.84x = 5,613,511.52 × 2,232,142.08 - Step 4: Simplify right side
4,067,699.84x = 12,530,155,280,356.76 - Step 5: Solve for x
x = 12,530,155,280,356.76/4,067,699.84 - Step 6: Final answer
x = 3,080,403.12
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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.