Finding the Fourth Proportional to 1,585,633.04, 2,188,174.99 and 860,480.75
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Solution
The fourth proportional to 1,585,633.04, 2,188,174.99 and 860,480.75 is: 1,187,464.19
Step by Step Solution
- Step 1: Write the proportion equation
1,585,633.04 : 2,188,174.99 = 860,480.75 : x - Step 2: Convert to fraction form
1,585,633.04/2,188,174.99 = 860,480.75/x - Step 3: Cross multiply
1,585,633.04x = 2,188,174.99 × 860,480.75 - Step 4: Simplify right side
1,585,633.04x = 1,882,882,443,434.37 - Step 5: Solve for x
x = 1,882,882,443,434.37/1,585,633.04 - Step 6: Final answer
x = 1,187,464.19
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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.