Finding the Fourth Proportional to 1,091,816.62, 1,506,691.62 and 608,402.14
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Solution
The fourth proportional to 1,091,816.62, 1,506,691.62 and 608,402.14 is: 839,586.42
Step by Step Solution
- Step 1: Write the proportion equation
1,091,816.62 : 1,506,691.62 = 608,402.14 : x - Step 2: Convert to fraction form
1,091,816.62/1,506,691.62 = 608,402.14/x - Step 3: Cross multiply
1,091,816.62x = 1,506,691.62 × 608,402.14 - Step 4: Simplify right side
1,091,816.62x = 916,674,405,928.07 - Step 5: Solve for x
x = 916,674,405,928.07/1,091,816.62 - Step 6: Final answer
x = 839,586.42
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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.