Finding the Fourth Proportional to 1,791,569.68, 2,687,337.80 and 726,358.54
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Solution
The fourth proportional to 1,791,569.68, 2,687,337.80 and 726,358.54 is: 1,089,531.03
Step by Step Solution
- Step 1: Write the proportion equation
1,791,569.68 : 2,687,337.80 = 726,358.54 : x - Step 2: Convert to fraction form
1,791,569.68/2,687,337.80 = 726,358.54/x - Step 3: Cross multiply
1,791,569.68x = 2,687,337.80 × 726,358.54 - Step 4: Simplify right side
1,791,569.68x = 1,951,970,760,894.81 - Step 5: Solve for x
x = 1,951,970,760,894.81/1,791,569.68 - Step 6: Final answer
x = 1,089,531.03
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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.