Finding the Fourth Proportional to 1,071,235.36, 1,606,862.46 and 272,517.75
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Solution
The fourth proportional to 1,071,235.36, 1,606,862.46 and 272,517.75 is: 408,779.02
Step by Step Solution
- Step 1: Write the proportion equation
1,071,235.36 : 1,606,862.46 = 272,517.75 : x - Step 2: Convert to fraction form
1,071,235.36/1,606,862.46 = 272,517.75/x - Step 3: Cross multiply
1,071,235.36x = 1,606,862.46 × 272,517.75 - Step 4: Simplify right side
1,071,235.36x = 437,898,541,647.69 - Step 5: Solve for x
x = 437,898,541,647.69/1,071,235.36 - Step 6: Final answer
x = 408,779.02
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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.