Finding the Fourth Proportional to 3,554,153.10, 5,326,398.81 and 1,503,108.63
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Solution
The fourth proportional to 3,554,153.10, 5,326,398.81 and 1,503,108.63 is: 2,252,619.90
Step by Step Solution
- Step 1: Write the proportion equation
3,554,153.10 : 5,326,398.81 = 1,503,108.63 : x - Step 2: Convert to fraction form
3,554,153.10/5,326,398.81 = 1,503,108.63/x - Step 3: Cross multiply
3,554,153.10x = 5,326,398.81 × 1,503,108.63 - Step 4: Simplify right side
3,554,153.10x = 8,006,156,018,132.73 - Step 5: Solve for x
x = 8,006,156,018,132.73/3,554,153.10 - Step 6: Final answer
x = 2,252,619.90
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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.