Finding the Fourth Proportional to 1,032,375.68, 1,424,641.60 and 579,685.76
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Solution
The fourth proportional to 1,032,375.68, 1,424,641.60 and 579,685.76 is: 799,945.66
Step by Step Solution
- Step 1: Write the proportion equation
1,032,375.68 : 1,424,641.60 = 579,685.76 : x - Step 2: Convert to fraction form
1,032,375.68/1,424,641.60 = 579,685.76/x - Step 3: Cross multiply
1,032,375.68x = 1,424,641.60 × 579,685.76 - Step 4: Simplify right side
1,032,375.68x = 825,844,448,623.62 - Step 5: Solve for x
x = 825,844,448,623.62/1,032,375.68 - Step 6: Final answer
x = 799,945.66
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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.