Finding the Fourth Proportional to 1,999,683.38, 3,000,276.84 and 1,190,534.70
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Solution
The fourth proportional to 1,999,683.38, 3,000,276.84 and 1,190,534.70 is: 1,786,249.62
Step by Step Solution
- Step 1: Write the proportion equation
1,999,683.38 : 3,000,276.84 = 1,190,534.70 : x - Step 2: Convert to fraction form
1,999,683.38/3,000,276.84 = 1,190,534.70/x - Step 3: Cross multiply
1,999,683.38x = 3,000,276.84 × 1,190,534.70 - Step 4: Simplify right side
1,999,683.38x = 3,571,933,687,626.35 - Step 5: Solve for x
x = 3,571,933,687,626.35/1,999,683.38 - Step 6: Final answer
x = 1,786,249.62
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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.