Finding the Fourth Proportional to 2,371,542.39, 3,272,724.72 and 1,283,813.67
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Solution
The fourth proportional to 2,371,542.39, 3,272,724.72 and 1,283,813.67 is: 1,771,660.82
Step by Step Solution
- Step 1: Write the proportion equation
2,371,542.39 : 3,272,724.72 = 1,283,813.67 : x - Step 2: Convert to fraction form
2,371,542.39/3,272,724.72 = 1,283,813.67/x - Step 3: Cross multiply
2,371,542.39x = 3,272,724.72 × 1,283,813.67 - Step 4: Simplify right side
2,371,542.39x = 4,201,568,733,682.92 - Step 5: Solve for x
x = 4,201,568,733,682.92/2,371,542.39 - Step 6: Final answer
x = 1,771,660.82
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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.