Finding the Fourth Proportional to 1,911,330.16, 2,636,538.56 and 1,194,694
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Solution
The fourth proportional to 1,911,330.16, 2,636,538.56 and 1,194,694 is: 1,647,991.99
Step by Step Solution
- Step 1: Write the proportion equation
1,911,330.16 : 2,636,538.56 = 1,194,694 : x - Step 2: Convert to fraction form
1,911,330.16/2,636,538.56 = 1,194,694/x - Step 3: Cross multiply
1,911,330.16x = 2,636,538.56 × 1,194,694 - Step 4: Simplify right side
1,911,330.16x = 3,149,856,798,400.64 - Step 5: Solve for x
x = 3,149,856,798,400.64/1,911,330.16 - Step 6: Final answer
x = 1,647,991.99
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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.