Finding the Fourth Proportional to 1,596,464.16, 2,393,424.70 and 921,780.15
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Solution
The fourth proportional to 1,596,464.16, 2,393,424.70 and 921,780.15 is: 1,381,936.05
Step by Step Solution
- Step 1: Write the proportion equation
1,596,464.16 : 2,393,424.70 = 921,780.15 : x - Step 2: Convert to fraction form
1,596,464.16/2,393,424.70 = 921,780.15/x - Step 3: Cross multiply
1,596,464.16x = 2,393,424.70 × 921,780.15 - Step 4: Simplify right side
1,596,464.16x = 2,206,211,374,370.80 - Step 5: Solve for x
x = 2,206,211,374,370.80/1,596,464.16 - Step 6: Final answer
x = 1,381,936.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.