Finding the Fourth Proportional to 1,452,203.24, 2,178,305.82 and 455,009
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Solution
The fourth proportional to 1,452,203.24, 2,178,305.82 and 455,009 is: 682,513.80
Step by Step Solution
- Step 1: Write the proportion equation
1,452,203.24 : 2,178,305.82 = 455,009 : x - Step 2: Convert to fraction form
1,452,203.24/2,178,305.82 = 455,009/x - Step 3: Cross multiply
1,452,203.24x = 2,178,305.82 × 455,009 - Step 4: Simplify right side
1,452,203.24x = 991,148,752,852.38 - Step 5: Solve for x
x = 991,148,752,852.38/1,452,203.24 - Step 6: Final answer
x = 682,513.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.