Finding the Fourth Proportional to 1,532,971.67, 2,115,502.90 and 835,249.19
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Solution
The fourth proportional to 1,532,971.67, 2,115,502.90 and 835,249.19 is: 1,152,644.96
Step by Step Solution
- Step 1: Write the proportion equation
1,532,971.67 : 2,115,502.90 = 835,249.19 : x - Step 2: Convert to fraction form
1,532,971.67/2,115,502.90 = 835,249.19/x - Step 3: Cross multiply
1,532,971.67x = 2,115,502.90 × 835,249.19 - Step 4: Simplify right side
1,532,971.67x = 1,766,972,071,002.01 - Step 5: Solve for x
x = 1,766,972,071,002.01/1,532,971.67 - Step 6: Final answer
x = 1,152,644.96
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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.