Finding the Fourth Proportional to 2,371,542.76, 3,272,725.24 and 1,283,814.05
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Solution
The fourth proportional to 2,371,542.76, 3,272,725.24 and 1,283,814.05 is: 1,771,661.34
Step by Step Solution
- Step 1: Write the proportion equation
2,371,542.76 : 3,272,725.24 = 1,283,814.05 : x - Step 2: Convert to fraction form
2,371,542.76/3,272,725.24 = 1,283,814.05/x - Step 3: Cross multiply
2,371,542.76x = 3,272,725.24 × 1,283,814.05 - Step 4: Simplify right side
2,371,542.76x = 4,201,570,625,328.46 - Step 5: Solve for x
x = 4,201,570,625,328.46/2,371,542.76 - Step 6: Final answer
x = 1,771,661.34
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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.