Finding the Fourth Proportional to 1,879,458.12, 2,593,651.14 and 1,063,646.98
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Solution
The fourth proportional to 1,879,458.12, 2,593,651.14 and 1,063,646.98 is: 1,467,832.23
Step by Step Solution
- Step 1: Write the proportion equation
1,879,458.12 : 2,593,651.14 = 1,063,646.98 : x - Step 2: Convert to fraction form
1,879,458.12/2,593,651.14 = 1,063,646.98/x - Step 3: Cross multiply
1,879,458.12x = 2,593,651.14 × 1,063,646.98 - Step 4: Simplify right side
1,879,458.12x = 2,758,729,195,750.43 - Step 5: Solve for x
x = 2,758,729,195,750.43/1,879,458.12 - Step 6: Final answer
x = 1,467,832.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.