Finding the Fourth Proportional to 1,495,469.74, 2,063,737.68 and 816,406.24
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Solution
The fourth proportional to 1,495,469.74, 2,063,737.68 and 816,406.24 is: 1,126,634.85
Step by Step Solution
- Step 1: Write the proportion equation
1,495,469.74 : 2,063,737.68 = 816,406.24 : x - Step 2: Convert to fraction form
1,495,469.74/2,063,737.68 = 816,406.24/x - Step 3: Cross multiply
1,495,469.74x = 2,063,737.68 × 816,406.24 - Step 4: Simplify right side
1,495,469.74x = 1,684,848,319,675.12 - Step 5: Solve for x
x = 1,684,848,319,675.12/1,495,469.74 - Step 6: Final answer
x = 1,126,634.85
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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.