Finding the Fourth Proportional to 2,799,021.75, 3,862,774.29 and 1,575,406.53
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Solution
The fourth proportional to 2,799,021.75, 3,862,774.29 and 1,575,406.53 is: 2,174,130.96
Step by Step Solution
- Step 1: Write the proportion equation
2,799,021.75 : 3,862,774.29 = 1,575,406.53 : x - Step 2: Convert to fraction form
2,799,021.75/3,862,774.29 = 1,575,406.53/x - Step 3: Cross multiply
2,799,021.75x = 3,862,774.29 × 1,575,406.53 - Step 4: Simplify right side
2,799,021.75x = 6,085,439,840,382.11 - Step 5: Solve for x
x = 6,085,439,840,382.11/2,799,021.75 - Step 6: Final answer
x = 2,174,130.96
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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.