Finding the Fourth Proportional to 1,617,531.18, 2,426,209.29 and 495,603.42
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Solution
The fourth proportional to 1,617,531.18, 2,426,209.29 and 495,603.42 is: 743,378.33
Step by Step Solution
- Step 1: Write the proportion equation
1,617,531.18 : 2,426,209.29 = 495,603.42 : x - Step 2: Convert to fraction form
1,617,531.18/2,426,209.29 = 495,603.42/x - Step 3: Cross multiply
1,617,531.18x = 2,426,209.29 × 495,603.42 - Step 4: Simplify right side
1,617,531.18x = 1,202,437,621,759.77 - Step 5: Solve for x
x = 1,202,437,621,759.77/1,617,531.18 - Step 6: Final answer
x = 743,378.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.