Finding the Fourth Proportional to 2,470,584.42, 3,409,557.84 and 1,382,923.80
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Solution
The fourth proportional to 2,470,584.42, 3,409,557.84 and 1,382,923.80 is: 1,908,519.56
Step by Step Solution
- Step 1: Write the proportion equation
2,470,584.42 : 3,409,557.84 = 1,382,923.80 : x - Step 2: Convert to fraction form
2,470,584.42/3,409,557.84 = 1,382,923.80/x - Step 3: Cross multiply
2,470,584.42x = 3,409,557.84 × 1,382,923.80 - Step 4: Simplify right side
2,470,584.42x = 4,715,158,684,412.59 - Step 5: Solve for x
x = 4,715,158,684,412.59/2,470,584.42 - Step 6: Final answer
x = 1,908,519.56
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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.