Finding the Fourth Proportional to 2,326,677.53, 3,490,094.05 and 643,640.09
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Solution
The fourth proportional to 2,326,677.53, 3,490,094.05 and 643,640.09 is: 965,481.64
Step by Step Solution
- Step 1: Write the proportion equation
2,326,677.53 : 3,490,094.05 = 643,640.09 : x - Step 2: Convert to fraction form
2,326,677.53/3,490,094.05 = 643,640.09/x - Step 3: Cross multiply
2,326,677.53x = 3,490,094.05 × 643,640.09 - Step 4: Simplify right side
2,326,677.53x = 2,246,364,429,390.89 - Step 5: Solve for x
x = 2,246,364,429,390.89/2,326,677.53 - Step 6: Final answer
x = 965,481.64
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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.