Finding the Fourth Proportional to 1,069,235.82, 1,475,546.49 and 579,206.43
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Solution
The fourth proportional to 1,069,235.82, 1,475,546.49 and 579,206.43 is: 799,305.45
Step by Step Solution
- Step 1: Write the proportion equation
1,069,235.82 : 1,475,546.49 = 579,206.43 : x - Step 2: Convert to fraction form
1,069,235.82/1,475,546.49 = 579,206.43/x - Step 3: Cross multiply
1,069,235.82x = 1,475,546.49 × 579,206.43 - Step 4: Simplify right side
1,069,235.82x = 854,646,014,771.93 - Step 5: Solve for x
x = 854,646,014,771.93/1,069,235.82 - Step 6: Final answer
x = 799,305.45
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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.