Finding the Fourth Proportional to 2,738,830.70, 4,108,246.05 and 717,070.70
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Solution
The fourth proportional to 2,738,830.70, 4,108,246.05 and 717,070.70 is: 1,075,606.05
Step by Step Solution
- Step 1: Write the proportion equation
2,738,830.70 : 4,108,246.05 = 717,070.70 : x - Step 2: Convert to fraction form
2,738,830.70/4,108,246.05 = 717,070.70/x - Step 3: Cross multiply
2,738,830.70x = 4,108,246.05 × 717,070.70 - Step 4: Simplify right side
2,738,830.70x = 2,945,902,870,845.74 - Step 5: Solve for x
x = 2,945,902,870,845.74/2,738,830.70 - Step 6: Final answer
x = 1,075,606.05
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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.