Finding the Fourth Proportional to 1,852,167.16, 2,792,133.41 and 1,728,718.20
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Solution
The fourth proportional to 1,852,167.16, 2,792,133.41 and 1,728,718.20 is: 2,606,034.67
Step by Step Solution
- Step 1: Write the proportion equation
1,852,167.16 : 2,792,133.41 = 1,728,718.20 : x - Step 2: Convert to fraction form
1,852,167.16/2,792,133.41 = 1,728,718.20/x - Step 3: Cross multiply
1,852,167.16x = 2,792,133.41 × 1,728,718.20 - Step 4: Simplify right side
1,852,167.16x = 4,826,811,842,695.06 - Step 5: Solve for x
x = 4,826,811,842,695.06/1,852,167.16 - Step 6: Final answer
x = 2,606,034.67
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.