Finding the Fourth Proportional to 1,085,484.65, 1,497,745.08 and 626,591.90
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Solution
The fourth proportional to 1,085,484.65, 1,497,745.08 and 626,591.90 is: 864,567.68
Step by Step Solution
- Step 1: Write the proportion equation
1,085,484.65 : 1,497,745.08 = 626,591.90 : x - Step 2: Convert to fraction form
1,085,484.65/1,497,745.08 = 626,591.90/x - Step 3: Cross multiply
1,085,484.65x = 1,497,745.08 × 626,591.90 - Step 4: Simplify right side
1,085,484.65x = 938,474,939,137.22 - Step 5: Solve for x
x = 938,474,939,137.22/1,085,484.65 - Step 6: Final answer
x = 864,567.68
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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.