Finding the Fourth Proportional to 2,124,198.08, 3,186,611.52 and 684,398.96
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Solution
The fourth proportional to 2,124,198.08, 3,186,611.52 and 684,398.96 is: 1,026,699.74
Step by Step Solution
- Step 1: Write the proportion equation
2,124,198.08 : 3,186,611.52 = 684,398.96 : x - Step 2: Convert to fraction form
2,124,198.08/3,186,611.52 = 684,398.96/x - Step 3: Cross multiply
2,124,198.08x = 3,186,611.52 × 684,398.96 - Step 4: Simplify right side
2,124,198.08x = 2,180,913,610,212.02 - Step 5: Solve for x
x = 2,180,913,610,212.02/2,124,198.08 - Step 6: Final answer
x = 1,026,699.74
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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.