Finding the Fourth Proportional to 1,092,735.36, 1,507,101.12 and 753,125.76
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Solution
The fourth proportional to 1,092,735.36, 1,507,101.12 and 753,125.76 is: 1,038,711.40
Step by Step Solution
- Step 1: Write the proportion equation
1,092,735.36 : 1,507,101.12 = 753,125.76 : x - Step 2: Convert to fraction form
1,092,735.36/1,507,101.12 = 753,125.76/x - Step 3: Cross multiply
1,092,735.36x = 1,507,101.12 × 753,125.76 - Step 4: Simplify right side
1,092,735.36x = 1,135,036,676,396.85 - Step 5: Solve for x
x = 1,135,036,676,396.85/1,092,735.36 - Step 6: Final answer
x = 1,038,711.40
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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.