Finding the Fourth Proportional to 1,527,906.36, 2,108,387.36 and 883,368.09
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Solution
The fourth proportional to 1,527,906.36, 2,108,387.36 and 883,368.09 is: 1,218,976.61
Step by Step Solution
- Step 1: Write the proportion equation
1,527,906.36 : 2,108,387.36 = 883,368.09 : x - Step 2: Convert to fraction form
1,527,906.36/2,108,387.36 = 883,368.09/x - Step 3: Cross multiply
1,527,906.36x = 2,108,387.36 × 883,368.09 - Step 4: Simplify right side
1,527,906.36x = 1,862,482,110,766.50 - Step 5: Solve for x
x = 1,862,482,110,766.50/1,527,906.36 - Step 6: Final answer
x = 1,218,976.61
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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.