Finding the Fourth Proportional to 1,486,081.23, 2,228,419.27 and 575,690.12
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Solution
The fourth proportional to 1,486,081.23, 2,228,419.27 and 575,690.12 is: 863,263.02
Step by Step Solution
- Step 1: Write the proportion equation
1,486,081.23 : 2,228,419.27 = 575,690.12 : x - Step 2: Convert to fraction form
1,486,081.23/2,228,419.27 = 575,690.12/x - Step 3: Cross multiply
1,486,081.23x = 2,228,419.27 × 575,690.12 - Step 4: Simplify right side
1,486,081.23x = 1,282,878,965,910.97 - Step 5: Solve for x
x = 1,282,878,965,910.97/1,486,081.23 - Step 6: Final answer
x = 863,263.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.