Finding the Fourth Proportional to 4,319,668.44, 6,480,902.70 and 1,479,805.56
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Solution
The fourth proportional to 4,319,668.44, 6,480,902.70 and 1,479,805.56 is: 2,220,187.96
Step by Step Solution
- Step 1: Write the proportion equation
4,319,668.44 : 6,480,902.70 = 1,479,805.56 : x - Step 2: Convert to fraction form
4,319,668.44/6,480,902.70 = 1,479,805.56/x - Step 3: Cross multiply
4,319,668.44x = 6,480,902.70 × 1,479,805.56 - Step 4: Simplify right side
4,319,668.44x = 9,590,475,849,279.01 - Step 5: Solve for x
x = 9,590,475,849,279.01/4,319,668.44 - Step 6: Final answer
x = 2,220,187.96
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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.