Finding the Fourth Proportional to 4,161,263.61, 6,236,414.93 and 1,762,139.65
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Solution
The fourth proportional to 4,161,263.61, 6,236,414.93 and 1,762,139.65 is: 2,640,888.68
Step by Step Solution
- Step 1: Write the proportion equation
4,161,263.61 : 6,236,414.93 = 1,762,139.65 : x - Step 2: Convert to fraction form
4,161,263.61/6,236,414.93 = 1,762,139.65/x - Step 3: Cross multiply
4,161,263.61x = 6,236,414.93 × 1,762,139.65 - Step 4: Simplify right side
4,161,263.61x = 10,989,433,982,012.20 - Step 5: Solve for x
x = 10,989,433,982,012.20/4,161,263.61 - Step 6: Final answer
x = 2,640,888.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.