Finding the Fourth Proportional to 1,788,852.72, 2,683,869.84 and 723,313.68
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Solution
The fourth proportional to 1,788,852.72, 2,683,869.84 and 723,313.68 is: 1,085,209.39
Step by Step Solution
- Step 1: Write the proportion equation
1,788,852.72 : 2,683,869.84 = 723,313.68 : x - Step 2: Convert to fraction form
1,788,852.72/2,683,869.84 = 723,313.68/x - Step 3: Cross multiply
1,788,852.72x = 2,683,869.84 × 723,313.68 - Step 4: Simplify right side
1,788,852.72x = 1,941,279,770,611.41 - Step 5: Solve for x
x = 1,941,279,770,611.41/1,788,852.72 - Step 6: Final answer
x = 1,085,209.39
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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.