Finding the Fourth Proportional to 1,037,398.09, 1,431,065.19 and 844,021.84
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Solution
The fourth proportional to 1,037,398.09, 1,431,065.19 and 844,021.84 is: 1,164,307.40
Step by Step Solution
- Step 1: Write the proportion equation
1,037,398.09 : 1,431,065.19 = 844,021.84 : x - Step 2: Convert to fraction form
1,037,398.09/1,431,065.19 = 844,021.84/x - Step 3: Cross multiply
1,037,398.09x = 1,431,065.19 × 844,021.84 - Step 4: Simplify right side
1,037,398.09x = 1,207,850,274,823.75 - Step 5: Solve for x
x = 1,207,850,274,823.75/1,037,398.09 - Step 6: Final answer
x = 1,164,307.40
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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.