Finding the Fourth Proportional to 1,439,326.08, 1,986,278.40 and 794,734.08
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Solution
The fourth proportional to 1,439,326.08, 1,986,278.40 and 794,734.08 is: 1,096,737.67
Step by Step Solution
- Step 1: Write the proportion equation
1,439,326.08 : 1,986,278.40 = 794,734.08 : x - Step 2: Convert to fraction form
1,439,326.08/1,986,278.40 = 794,734.08/x - Step 3: Cross multiply
1,439,326.08x = 1,986,278.40 × 794,734.08 - Step 4: Simplify right side
1,439,326.08x = 1,578,563,136,847.87 - Step 5: Solve for x
x = 1,578,563,136,847.87/1,439,326.08 - Step 6: Final answer
x = 1,096,737.67
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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.