Finding the Fourth Proportional to 4,856,687.58, 6,703,106.16 and 2,896,691.28
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Solution
The fourth proportional to 4,856,687.58, 6,703,106.16 and 2,896,691.28 is: 3,997,957.22
Step by Step Solution
- Step 1: Write the proportion equation
4,856,687.58 : 6,703,106.16 = 2,896,691.28 : x - Step 2: Convert to fraction form
4,856,687.58/6,703,106.16 = 2,896,691.28/x - Step 3: Cross multiply
4,856,687.58x = 6,703,106.16 × 2,896,691.28 - Step 4: Simplify right side
4,856,687.58x = 19,416,829,162,586.29 - Step 5: Solve for x
x = 19,416,829,162,586.29/4,856,687.58 - Step 6: Final answer
x = 3,997,957.22
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.