Finding the Fourth Proportional to 1,792,000.74, 2,472,959.92 and 987,184.74
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Solution
The fourth proportional to 1,792,000.74, 2,472,959.92 and 987,184.74 is: 1,362,314.33
Step by Step Solution
- Step 1: Write the proportion equation
1,792,000.74 : 2,472,959.92 = 987,184.74 : x - Step 2: Convert to fraction form
1,792,000.74/2,472,959.92 = 987,184.74/x - Step 3: Cross multiply
1,792,000.74x = 2,472,959.92 × 987,184.74 - Step 4: Simplify right side
1,792,000.74x = 2,441,268,295,655.62 - Step 5: Solve for x
x = 2,441,268,295,655.62/1,792,000.74 - Step 6: Final answer
x = 1,362,314.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.