Finding the Fourth Proportional to 1,762,920.96, 2,432,686.68 and 1,037,653.44
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Solution
The fourth proportional to 1,762,920.96, 2,432,686.68 and 1,037,653.44 is: 1,431,876.84
Step by Step Solution
- Step 1: Write the proportion equation
1,762,920.96 : 2,432,686.68 = 1,037,653.44 : x - Step 2: Convert to fraction form
1,762,920.96/2,432,686.68 = 1,037,653.44/x - Step 3: Cross multiply
1,762,920.96x = 2,432,686.68 × 1,037,653.44 - Step 4: Simplify right side
1,762,920.96x = 2,524,285,701,944.18 - Step 5: Solve for x
x = 2,524,285,701,944.18/1,762,920.96 - Step 6: Final answer
x = 1,431,876.84
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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.