Finding the Fourth Proportional to 1,586,021.96, 2,188,651.68 and 860,854.04
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Solution
The fourth proportional to 1,586,021.96, 2,188,651.68 and 860,854.04 is: 1,187,946.76
Step by Step Solution
- Step 1: Write the proportion equation
1,586,021.96 : 2,188,651.68 = 860,854.04 : x - Step 2: Convert to fraction form
1,586,021.96/2,188,651.68 = 860,854.04/x - Step 3: Cross multiply
1,586,021.96x = 2,188,651.68 × 860,854.04 - Step 4: Simplify right side
1,586,021.96x = 1,884,109,640,880.79 - Step 5: Solve for x
x = 1,884,109,640,880.79/1,586,021.96 - Step 6: Final answer
x = 1,187,946.76
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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.