Finding the Fourth Proportional to 1,035,104.05, 1,428,484.58 and 576,239.05
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Solution
The fourth proportional to 1,035,104.05, 1,428,484.58 and 576,239.05 is: 795,232.71
Step by Step Solution
- Step 1: Write the proportion equation
1,035,104.05 : 1,428,484.58 = 576,239.05 : x - Step 2: Convert to fraction form
1,035,104.05/1,428,484.58 = 576,239.05/x - Step 3: Cross multiply
1,035,104.05x = 1,428,484.58 × 576,239.05 - Step 4: Simplify right side
1,035,104.05x = 823,148,597,318.85 - Step 5: Solve for x
x = 823,148,597,318.85/1,035,104.05 - Step 6: Final answer
x = 795,232.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.