Finding the Fourth Proportional to 1,553,357.57, 2,144,010.96 and 899,877.99
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Solution
The fourth proportional to 1,553,357.57, 2,144,010.96 and 899,877.99 is: 1,242,050.32
Step by Step Solution
- Step 1: Write the proportion equation
1,553,357.57 : 2,144,010.96 = 899,877.99 : x - Step 2: Convert to fraction form
1,553,357.57/2,144,010.96 = 899,877.99/x - Step 3: Cross multiply
1,553,357.57x = 2,144,010.96 × 899,877.99 - Step 4: Simplify right side
1,553,357.57x = 1,929,348,268,723.38 - Step 5: Solve for x
x = 1,929,348,268,723.38/1,553,357.57 - Step 6: Final answer
x = 1,242,050.32
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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.