Finding the Fourth Proportional to 3,067,316.59, 4,232,647.93 and 1,778,240.02
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Solution
The fourth proportional to 3,067,316.59, 4,232,647.93 and 1,778,240.02 is: 2,453,826.89
Step by Step Solution
- Step 1: Write the proportion equation
3,067,316.59 : 4,232,647.93 = 1,778,240.02 : x - Step 2: Convert to fraction form
3,067,316.59/4,232,647.93 = 1,778,240.02/x - Step 3: Cross multiply
3,067,316.59x = 4,232,647.93 × 1,778,240.02 - Step 4: Simplify right side
3,067,316.59x = 7,526,663,922,484.94 - Step 5: Solve for x
x = 7,526,663,922,484.94/3,067,316.59 - Step 6: Final answer
x = 2,453,826.89
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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.