Finding the Fourth Proportional to 1,382,644.08, 2,074,329 and 436,045.68
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Solution
The fourth proportional to 1,382,644.08, 2,074,329 and 436,045.68 is: 654,182.96
Step by Step Solution
- Step 1: Write the proportion equation
1,382,644.08 : 2,074,329 = 436,045.68 : x - Step 2: Convert to fraction form
1,382,644.08/2,074,329 = 436,045.68/x - Step 3: Cross multiply
1,382,644.08x = 2,074,329 × 436,045.68 - Step 4: Simplify right side
1,382,644.08x = 904,502,199,348.72 - Step 5: Solve for x
x = 904,502,199,348.72/1,382,644.08 - Step 6: Final answer
x = 654,182.96
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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.