Finding the Fourth Proportional to 1,948,398.68, 2,922,319.37 and 668,982.19
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Solution
The fourth proportional to 1,948,398.68, 2,922,319.37 and 668,982.19 is: 1,003,377.61
Step by Step Solution
- Step 1: Write the proportion equation
1,948,398.68 : 2,922,319.37 = 668,982.19 : x - Step 2: Convert to fraction form
1,948,398.68/2,922,319.37 = 668,982.19/x - Step 3: Cross multiply
1,948,398.68x = 2,922,319.37 × 668,982.19 - Step 4: Simplify right side
1,948,398.68x = 1,954,979,608,105.00 - Step 5: Solve for x
x = 1,954,979,608,105.00/1,948,398.68 - Step 6: Final answer
x = 1,003,377.61
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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.