Finding the Fourth Proportional to 1,837,548.63, 2,756,104.25 and 489,812.31
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Solution
The fourth proportional to 1,837,548.63, 2,756,104.25 and 489,812.31 is: 734,660.17
Step by Step Solution
- Step 1: Write the proportion equation
1,837,548.63 : 2,756,104.25 = 489,812.31 : x - Step 2: Convert to fraction form
1,837,548.63/2,756,104.25 = 489,812.31/x - Step 3: Cross multiply
1,837,548.63x = 2,756,104.25 × 489,812.31 - Step 4: Simplify right side
1,837,548.63x = 1,349,973,786,844.26 - Step 5: Solve for x
x = 1,349,973,786,844.26/1,837,548.63 - Step 6: Final answer
x = 734,660.17
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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.