Finding the Fourth Proportional to 1,409,117, 1,944,581.58 and 805,517.96
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Solution
The fourth proportional to 1,409,117, 1,944,581.58 and 805,517.96 is: 1,111,614.85
Step by Step Solution
- Step 1: Write the proportion equation
1,409,117 : 1,944,581.58 = 805,517.96 : x - Step 2: Convert to fraction form
1,409,117/1,944,581.58 = 805,517.96/x - Step 3: Cross multiply
1,409,117x = 1,944,581.58 × 805,517.96 - Step 4: Simplify right side
1,409,117x = 1,566,395,387,375.18 - Step 5: Solve for x
x = 1,566,395,387,375.18/1,409,117 - Step 6: Final answer
x = 1,111,614.85
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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.