Finding the Fourth Proportional to 947,587.44, 1,421,528.87 and 568,419.05
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Solution
The fourth proportional to 947,587.44, 1,421,528.87 and 568,419.05 is: 852,717.17
Step by Step Solution
- Step 1: Write the proportion equation
947,587.44 : 1,421,528.87 = 568,419.05 : x - Step 2: Convert to fraction form
947,587.44/1,421,528.87 = 568,419.05/x - Step 3: Cross multiply
947,587.44x = 1,421,528.87 × 568,419.05 - Step 4: Simplify right side
947,587.44x = 808,024,079,883.23 - Step 5: Solve for x
x = 808,024,079,883.23/947,587.44 - Step 6: Final answer
x = 852,717.17
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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.