Finding the Fourth Proportional to 1,489,393.67, 2,231,959.17 and 848,374.12
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Solution
The fourth proportional to 1,489,393.67, 2,231,959.17 and 848,374.12 is: 1,271,347.15
Step by Step Solution
- Step 1: Write the proportion equation
1,489,393.67 : 2,231,959.17 = 848,374.12 : x - Step 2: Convert to fraction form
1,489,393.67/2,231,959.17 = 848,374.12/x - Step 3: Cross multiply
1,489,393.67x = 2,231,959.17 × 848,374.12 - Step 4: Simplify right side
1,489,393.67x = 1,893,536,396,724.68 - Step 5: Solve for x
x = 1,893,536,396,724.68/1,489,393.67 - Step 6: Final answer
x = 1,271,347.15
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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.