Finding the Fourth Proportional to 1,641,407.63, 2,462,122.37 and 519,476.63
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Solution
The fourth proportional to 1,641,407.63, 2,462,122.37 and 519,476.63 is: 779,218.40
Step by Step Solution
- Step 1: Write the proportion equation
1,641,407.63 : 2,462,122.37 = 519,476.63 : x - Step 2: Convert to fraction form
1,641,407.63/2,462,122.37 = 519,476.63/x - Step 3: Cross multiply
1,641,407.63x = 2,462,122.37 × 519,476.63 - Step 4: Simplify right side
1,641,407.63x = 1,279,015,020,403.29 - Step 5: Solve for x
x = 1,279,015,020,403.29/1,641,407.63 - Step 6: Final answer
x = 779,218.40
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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.