Finding the Fourth Proportional to 1,440,888.93, 1,988,371.26 and 829,238.18
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Solution
The fourth proportional to 1,440,888.93, 1,988,371.26 and 829,238.18 is: 1,144,316.76
Step by Step Solution
- Step 1: Write the proportion equation
1,440,888.93 : 1,988,371.26 = 829,238.18 : x - Step 2: Convert to fraction form
1,440,888.93/1,988,371.26 = 829,238.18/x - Step 3: Cross multiply
1,440,888.93x = 1,988,371.26 × 829,238.18 - Step 4: Simplify right side
1,440,888.93x = 1,648,833,354,864.85 - Step 5: Solve for x
x = 1,648,833,354,864.85/1,440,888.93 - Step 6: Final answer
x = 1,144,316.76
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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.