Finding the Fourth Proportional to 1,537,350.93, 2,121,803.87 and 893,144.79
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Solution
The fourth proportional to 1,537,350.93, 2,121,803.87 and 893,144.79 is: 1,232,690.62
Step by Step Solution
- Step 1: Write the proportion equation
1,537,350.93 : 2,121,803.87 = 893,144.79 : x - Step 2: Convert to fraction form
1,537,350.93/2,121,803.87 = 893,144.79/x - Step 3: Cross multiply
1,537,350.93x = 2,121,803.87 × 893,144.79 - Step 4: Simplify right side
1,537,350.93x = 1,895,078,067,426.61 - Step 5: Solve for x
x = 1,895,078,067,426.61/1,537,350.93 - Step 6: Final answer
x = 1,232,690.62
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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.