Finding the Fourth Proportional to 1,219,549.04, 1,682,955.84 and 675,673.91
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Solution
The fourth proportional to 1,219,549.04, 1,682,955.84 and 675,673.91 is: 932,417.90
Step by Step Solution
- Step 1: Write the proportion equation
1,219,549.04 : 1,682,955.84 = 675,673.91 : x - Step 2: Convert to fraction form
1,219,549.04/1,682,955.84 = 675,673.91/x - Step 3: Cross multiply
1,219,549.04x = 1,682,955.84 × 675,673.91 - Step 4: Simplify right side
1,219,549.04x = 1,137,129,352,770.13 - Step 5: Solve for x
x = 1,137,129,352,770.13/1,219,549.04 - Step 6: Final answer
x = 932,417.90
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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.