Finding the Fourth Proportional to 1,999,586.62, 2,999,690.97 and 651,435.38
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Solution
The fourth proportional to 1,999,586.62, 2,999,690.97 and 651,435.38 is: 977,254.40
Step by Step Solution
- Step 1: Write the proportion equation
1,999,586.62 : 2,999,690.97 = 651,435.38 : x - Step 2: Convert to fraction form
1,999,586.62/2,999,690.97 = 651,435.38/x - Step 3: Cross multiply
1,999,586.62x = 2,999,690.97 × 651,435.38 - Step 4: Simplify right side
1,999,586.62x = 1,954,104,824,396.35 - Step 5: Solve for x
x = 1,954,104,824,396.35/1,999,586.62 - Step 6: Final answer
x = 977,254.40
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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.