Finding the Fourth Proportional to 1,004,464.34, 1,386,170.96 and 545,587.88
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Solution
The fourth proportional to 1,004,464.34, 1,386,170.96 and 545,587.88 is: 752,916.80
Step by Step Solution
- Step 1: Write the proportion equation
1,004,464.34 : 1,386,170.96 = 545,587.88 : x - Step 2: Convert to fraction form
1,004,464.34/1,386,170.96 = 545,587.88/x - Step 3: Cross multiply
1,004,464.34x = 1,386,170.96 × 545,587.88 - Step 4: Simplify right side
1,004,464.34x = 756,278,075,383.97 - Step 5: Solve for x
x = 756,278,075,383.97/1,004,464.34 - Step 6: Final answer
x = 752,916.80
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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.