Finding the Fourth Proportional to 1,649,207.67, 2,474,657.94 and 785,620.59
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Solution
The fourth proportional to 1,649,207.67, 2,474,657.94 and 785,620.59 is: 1,178,834.09
Step by Step Solution
- Step 1: Write the proportion equation
1,649,207.67 : 2,474,657.94 = 785,620.59 : x - Step 2: Convert to fraction form
1,649,207.67/2,474,657.94 = 785,620.59/x - Step 3: Cross multiply
1,649,207.67x = 2,474,657.94 × 785,620.59 - Step 4: Simplify right side
1,649,207.67x = 1,944,142,230,870.98 - Step 5: Solve for x
x = 1,944,142,230,870.98/1,649,207.67 - Step 6: Final answer
x = 1,178,834.09
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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.