Finding the Fourth Proportional to 1,644,642.47, 2,462,153.16 and 959,434.19
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Solution
The fourth proportional to 1,644,642.47, 2,462,153.16 and 959,434.19 is: 1,436,344.95
Step by Step Solution
- Step 1: Write the proportion equation
1,644,642.47 : 2,462,153.16 = 959,434.19 : x - Step 2: Convert to fraction form
1,644,642.47/2,462,153.16 = 959,434.19/x - Step 3: Cross multiply
1,644,642.47x = 2,462,153.16 × 959,434.19 - Step 4: Simplify right side
1,644,642.47x = 2,362,273,916,825.25 - Step 5: Solve for x
x = 2,362,273,916,825.25/1,644,642.47 - Step 6: Final answer
x = 1,436,344.95
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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.