Finding the Fourth Proportional to 1,464,766.97, 2,021,394.58 and 811,402.99
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Solution
The fourth proportional to 1,464,766.97, 2,021,394.58 and 811,402.99 is: 1,119,745.09
Step by Step Solution
- Step 1: Write the proportion equation
1,464,766.97 : 2,021,394.58 = 811,402.99 : x - Step 2: Convert to fraction form
1,464,766.97/2,021,394.58 = 811,402.99/x - Step 3: Cross multiply
1,464,766.97x = 2,021,394.58 × 811,402.99 - Step 4: Simplify right side
1,464,766.97x = 1,640,165,611,991.53 - Step 5: Solve for x
x = 1,640,165,611,991.53/1,464,766.97 - Step 6: Final answer
x = 1,119,745.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.