Finding the Fourth Proportional to 1,344,197.80, 2,016,296.70 and 1,110,917.80
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Solution
The fourth proportional to 1,344,197.80, 2,016,296.70 and 1,110,917.80 is: 1,666,376.70
Step by Step Solution
- Step 1: Write the proportion equation
1,344,197.80 : 2,016,296.70 = 1,110,917.80 : x - Step 2: Convert to fraction form
1,344,197.80/2,016,296.70 = 1,110,917.80/x - Step 3: Cross multiply
1,344,197.80x = 2,016,296.70 × 1,110,917.80 - Step 4: Simplify right side
1,344,197.80x = 2,239,939,894,111.26 - Step 5: Solve for x
x = 2,239,939,894,111.26/1,344,197.80 - Step 6: Final answer
x = 1,666,376.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.