Finding the Fourth Proportional to 2,686,738.44, 4,031,682.36 and 1,927,761.96
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Solution
The fourth proportional to 2,686,738.44, 4,031,682.36 and 1,927,761.96 is: 2,892,772.80
Step by Step Solution
- Step 1: Write the proportion equation
2,686,738.44 : 4,031,682.36 = 1,927,761.96 : x - Step 2: Convert to fraction form
2,686,738.44/4,031,682.36 = 1,927,761.96/x - Step 3: Cross multiply
2,686,738.44x = 4,031,682.36 × 1,927,761.96 - Step 4: Simplify right side
2,686,738.44x = 7,772,123,888,411.03 - Step 5: Solve for x
x = 7,772,123,888,411.03/2,686,738.44 - Step 6: Final answer
x = 2,892,772.80
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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.