Finding the Fourth Proportional to 1,394,573.68, 2,092,981.62 and 720,852.58
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Solution
The fourth proportional to 1,394,573.68, 2,092,981.62 and 720,852.58 is: 1,081,858.36
Step by Step Solution
- Step 1: Write the proportion equation
1,394,573.68 : 2,092,981.62 = 720,852.58 : x - Step 2: Convert to fraction form
1,394,573.68/2,092,981.62 = 720,852.58/x - Step 3: Cross multiply
1,394,573.68x = 2,092,981.62 × 720,852.58 - Step 4: Simplify right side
1,394,573.68x = 1,508,731,200,669.58 - Step 5: Solve for x
x = 1,508,731,200,669.58/1,394,573.68 - Step 6: Final answer
x = 1,081,858.36
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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.