Finding the Fourth Proportional to 1,518,233.58, 2,093,805.36 and 1,259,701.20
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Solution
The fourth proportional to 1,518,233.58, 2,093,805.36 and 1,259,701.20 is: 1,737,261.75
Step by Step Solution
- Step 1: Write the proportion equation
1,518,233.58 : 2,093,805.36 = 1,259,701.20 : x - Step 2: Convert to fraction form
1,518,233.58/2,093,805.36 = 1,259,701.20/x - Step 3: Cross multiply
1,518,233.58x = 2,093,805.36 × 1,259,701.20 - Step 4: Simplify right side
1,518,233.58x = 2,637,569,124,558.43 - Step 5: Solve for x
x = 2,637,569,124,558.43/1,518,233.58 - Step 6: Final answer
x = 1,737,261.75
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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.