Finding the Fourth Proportional to 1,026,603.33, 1,539,794.07 and 343,412.75
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Solution
The fourth proportional to 1,026,603.33, 1,539,794.07 and 343,412.75 is: 515,082.02
Step by Step Solution
- Step 1: Write the proportion equation
1,026,603.33 : 1,539,794.07 = 343,412.75 : x - Step 2: Convert to fraction form
1,026,603.33/1,539,794.07 = 343,412.75/x - Step 3: Cross multiply
1,026,603.33x = 1,539,794.07 × 343,412.75 - Step 4: Simplify right side
1,026,603.33x = 528,784,916,012.39 - Step 5: Solve for x
x = 528,784,916,012.39/1,026,603.33 - Step 6: Final answer
x = 515,082.02
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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.