Finding the Fourth Proportional to 1,531,553.09, 2,297,342.76 and 437,335.07
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Solution
The fourth proportional to 1,531,553.09, 2,297,342.76 and 437,335.07 is: 656,006.36
Step by Step Solution
- Step 1: Write the proportion equation
1,531,553.09 : 2,297,342.76 = 437,335.07 : x - Step 2: Convert to fraction form
1,531,553.09/2,297,342.76 = 437,335.07/x - Step 3: Cross multiply
1,531,553.09x = 2,297,342.76 × 437,335.07 - Step 4: Simplify right side
1,531,553.09x = 1,004,708,566,705.72 - Step 5: Solve for x
x = 1,004,708,566,705.72/1,531,553.09 - Step 6: Final answer
x = 656,006.36
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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.