Finding the Fourth Proportional to 1,585,678.86, 2,188,252.86 and 860,532.84
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Solution
The fourth proportional to 1,585,678.86, 2,188,252.86 and 860,532.84 is: 1,187,544.02
Step by Step Solution
- Step 1: Write the proportion equation
1,585,678.86 : 2,188,252.86 = 860,532.84 : x - Step 2: Convert to fraction form
1,585,678.86/2,188,252.86 = 860,532.84/x - Step 3: Cross multiply
1,585,678.86x = 2,188,252.86 × 860,532.84 - Step 4: Simplify right side
1,585,678.86x = 1,883,063,448,253.92 - Step 5: Solve for x
x = 1,883,063,448,253.92/1,585,678.86 - Step 6: Final answer
x = 1,187,544.02
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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.