Finding the Fourth Proportional to 1,017,994.42, 1,526,469.45 and 538,480.99
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Solution
The fourth proportional to 1,017,994.42, 1,526,469.45 and 538,480.99 is: 807,445.27
Step by Step Solution
- Step 1: Write the proportion equation
1,017,994.42 : 1,526,469.45 = 538,480.99 : x - Step 2: Convert to fraction form
1,017,994.42/1,526,469.45 = 538,480.99/x - Step 3: Cross multiply
1,017,994.42x = 1,526,469.45 × 538,480.99 - Step 4: Simplify right side
1,017,994.42x = 821,974,780,640.76 - Step 5: Solve for x
x = 821,974,780,640.76/1,017,994.42 - Step 6: Final answer
x = 807,445.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.