Finding the Fourth Proportional to 1,106,145.98, 1,526,510.99 and 622,729.47
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Solution
The fourth proportional to 1,106,145.98, 1,526,510.99 and 622,729.47 is: 859,383.30
Step by Step Solution
- Step 1: Write the proportion equation
1,106,145.98 : 1,526,510.99 = 622,729.47 : x - Step 2: Convert to fraction form
1,106,145.98/1,526,510.99 = 622,729.47/x - Step 3: Cross multiply
1,106,145.98x = 1,526,510.99 × 622,729.47 - Step 4: Simplify right side
1,106,145.98x = 950,603,376,638.23 - Step 5: Solve for x
x = 950,603,376,638.23/1,106,145.98 - Step 6: Final answer
x = 859,383.30
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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.