Finding the Fourth Proportional to 1,091,794.75, 1,506,656.36 and 608,349.56
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Solution
The fourth proportional to 1,091,794.75, 1,506,656.36 and 608,349.56 is: 839,511.03
Step by Step Solution
- Step 1: Write the proportion equation
1,091,794.75 : 1,506,656.36 = 608,349.56 : x - Step 2: Convert to fraction form
1,091,794.75/1,506,656.36 = 608,349.56/x - Step 3: Cross multiply
1,091,794.75x = 1,506,656.36 × 608,349.56 - Step 4: Simplify right side
1,091,794.75x = 916,573,727,664.79 - Step 5: Solve for x
x = 916,573,727,664.79/1,091,794.75 - Step 6: Final answer
x = 839,511.03
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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.