Finding the Fourth Proportional to 1,686,779.70, 2,327,782.23 and 922,846.02
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Solution
The fourth proportional to 1,686,779.70, 2,327,782.23 and 922,846.02 is: 1,273,541.87
Step by Step Solution
- Step 1: Write the proportion equation
1,686,779.70 : 2,327,782.23 = 922,846.02 : x - Step 2: Convert to fraction form
1,686,779.70/2,327,782.23 = 922,846.02/x - Step 3: Cross multiply
1,686,779.70x = 2,327,782.23 × 922,846.02 - Step 4: Simplify right side
1,686,779.70x = 2,148,184,566,382.22 - Step 5: Solve for x
x = 2,148,184,566,382.22/1,686,779.70 - Step 6: Final answer
x = 1,273,541.87
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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.