Finding the Fourth Proportional to 1,608,857.80, 2,413,610.70 and 471,617.80
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Solution
The fourth proportional to 1,608,857.80, 2,413,610.70 and 471,617.80 is: 707,521.68
Step by Step Solution
- Step 1: Write the proportion equation
1,608,857.80 : 2,413,610.70 = 471,617.80 : x - Step 2: Convert to fraction form
1,608,857.80/2,413,610.70 = 471,617.80/x - Step 3: Cross multiply
1,608,857.80x = 2,413,610.70 × 471,617.80 - Step 4: Simplify right side
1,608,857.80x = 1,138,301,768,390.46 - Step 5: Solve for x
x = 1,138,301,768,390.46/1,608,857.80 - Step 6: Final answer
x = 707,521.68
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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.