Finding the Fourth Proportional to 1,616,036.19, 2,230,135.92 and 880,986.30
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Solution
The fourth proportional to 1,616,036.19, 2,230,135.92 and 880,986.30 is: 1,215,764.35
Step by Step Solution
- Step 1: Write the proportion equation
1,616,036.19 : 2,230,135.92 = 880,986.30 : x - Step 2: Convert to fraction form
1,616,036.19/2,230,135.92 = 880,986.30/x - Step 3: Cross multiply
1,616,036.19x = 2,230,135.92 × 880,986.30 - Step 4: Simplify right side
1,616,036.19x = 1,964,719,192,657.90 - Step 5: Solve for x
x = 1,964,719,192,657.90/1,616,036.19 - Step 6: Final answer
x = 1,215,764.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.