Finding the Fourth Proportional to 1,617,954.65, 2,427,859.28 and 658,233.15
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Solution
The fourth proportional to 1,617,954.65, 2,427,859.28 and 658,233.15 is: 987,726.98
Step by Step Solution
- Step 1: Write the proportion equation
1,617,954.65 : 2,427,859.28 = 658,233.15 : x - Step 2: Convert to fraction form
1,617,954.65/2,427,859.28 = 658,233.15/x - Step 3: Cross multiply
1,617,954.65x = 2,427,859.28 × 658,233.15 - Step 4: Simplify right side
1,617,954.65x = 1,598,097,461,631.13 - Step 5: Solve for x
x = 1,598,097,461,631.13/1,617,954.65 - Step 6: Final answer
x = 987,726.98
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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.