Finding the Fourth Proportional to 1,458,817.77, 2,186,385.97 and 739,340.28
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Solution
The fourth proportional to 1,458,817.77, 2,186,385.97 and 739,340.28 is: 1,108,077.55
Step by Step Solution
- Step 1: Write the proportion equation
1,458,817.77 : 2,186,385.97 = 739,340.28 : x - Step 2: Convert to fraction form
1,458,817.77/2,186,385.97 = 739,340.28/x - Step 3: Cross multiply
1,458,817.77x = 2,186,385.97 × 739,340.28 - Step 4: Simplify right side
1,458,817.77x = 1,616,483,215,247.87 - Step 5: Solve for x
x = 1,616,483,215,247.87/1,458,817.77 - Step 6: Final answer
x = 1,108,077.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.