Finding the Fourth Proportional to 2,407,869.42, 3,322,732.64 and 1,375,172.88
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Solution
The fourth proportional to 2,407,869.42, 3,322,732.64 and 1,375,172.88 is: 1,897,665.95
Step by Step Solution
- Step 1: Write the proportion equation
2,407,869.42 : 3,322,732.64 = 1,375,172.88 : x - Step 2: Convert to fraction form
2,407,869.42/3,322,732.64 = 1,375,172.88/x - Step 3: Cross multiply
2,407,869.42x = 3,322,732.64 × 1,375,172.88 - Step 4: Simplify right side
2,407,869.42x = 4,569,331,814,018.80 - Step 5: Solve for x
x = 4,569,331,814,018.80/2,407,869.42 - Step 6: Final answer
x = 1,897,665.95
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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.