Finding the Fourth Proportional to 1,737,620.70, 2,604,357.45 and 726,740.70
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Solution
The fourth proportional to 1,737,620.70, 2,604,357.45 and 726,740.70 is: 1,089,243.79
Step by Step Solution
- Step 1: Write the proportion equation
1,737,620.70 : 2,604,357.45 = 726,740.70 : x - Step 2: Convert to fraction form
1,737,620.70/2,604,357.45 = 726,740.70/x - Step 3: Cross multiply
1,737,620.70x = 2,604,357.45 × 726,740.70 - Step 4: Simplify right side
1,737,620.70x = 1,892,692,556,263.22 - Step 5: Solve for x
x = 1,892,692,556,263.22/1,737,620.70 - Step 6: Final answer
x = 1,089,243.79
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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.