Finding the Fourth Proportional to 1,980,433.48, 2,971,032.12 and 843,174.84
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Solution
The fourth proportional to 1,980,433.48, 2,971,032.12 and 843,174.84 is: 1,264,924.85
Step by Step Solution
- Step 1: Write the proportion equation
1,980,433.48 : 2,971,032.12 = 843,174.84 : x - Step 2: Convert to fraction form
1,980,433.48/2,971,032.12 = 843,174.84/x - Step 3: Cross multiply
1,980,433.48x = 2,971,032.12 × 843,174.84 - Step 4: Simplify right side
1,980,433.48x = 2,505,099,532,415.86 - Step 5: Solve for x
x = 2,505,099,532,415.86/1,980,433.48 - Step 6: Final answer
x = 1,264,924.85
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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.