Finding the Fourth Proportional to 1,439,679.68, 1,986,772.96 and 795,116.24
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Solution
The fourth proportional to 1,439,679.68, 1,986,772.96 and 795,116.24 is: 1,097,268.70
Step by Step Solution
- Step 1: Write the proportion equation
1,439,679.68 : 1,986,772.96 = 795,116.24 : x - Step 2: Convert to fraction form
1,439,679.68/1,986,772.96 = 795,116.24/x - Step 3: Cross multiply
1,439,679.68x = 1,986,772.96 × 795,116.24 - Step 4: Simplify right side
1,439,679.68x = 1,579,715,445,688.87 - Step 5: Solve for x
x = 1,579,715,445,688.87/1,439,679.68 - Step 6: Final answer
x = 1,097,268.70
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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.