Finding the Fourth Proportional to 1,091,793.18, 1,506,674.68 and 633,173.82
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Solution
The fourth proportional to 1,091,793.18, 1,506,674.68 and 633,173.82 is: 873,779.92
Step by Step Solution
- Step 1: Write the proportion equation
1,091,793.18 : 1,506,674.68 = 633,173.82 : x - Step 2: Convert to fraction form
1,091,793.18/1,506,674.68 = 633,173.82/x - Step 3: Cross multiply
1,091,793.18x = 1,506,674.68 × 633,173.82 - Step 4: Simplify right side
1,091,793.18x = 953,986,962,632.88 - Step 5: Solve for x
x = 953,986,962,632.88/1,091,793.18 - Step 6: Final answer
x = 873,779.92
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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.