Finding the Fourth Proportional to 1,102,654.26, 1,521,643.08 and 612,626.00
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Solution
The fourth proportional to 1,102,654.26, 1,521,643.08 and 612,626.00 is: 845,412.87
Step by Step Solution
- Step 1: Write the proportion equation
1,102,654.26 : 1,521,643.08 = 612,626.00 : x - Step 2: Convert to fraction form
1,102,654.26/1,521,643.08 = 612,626.00/x - Step 3: Cross multiply
1,102,654.26x = 1,521,643.08 × 612,626.00 - Step 4: Simplify right side
1,102,654.26x = 932,198,105,919.87 - Step 5: Solve for x
x = 932,198,105,919.87/1,102,654.26 - Step 6: Final answer
x = 845,412.87
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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.