Finding the Fourth Proportional to 5,982,401.75, 8,971,720.41 and 1,937,951.21
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Solution
The fourth proportional to 5,982,401.75, 8,971,720.41 and 1,937,951.21 is: 2,906,317.08
Step by Step Solution
- Step 1: Write the proportion equation
5,982,401.75 : 8,971,720.41 = 1,937,951.21 : x - Step 2: Convert to fraction form
5,982,401.75/8,971,720.41 = 1,937,951.21/x - Step 3: Cross multiply
5,982,401.75x = 8,971,720.41 × 1,937,951.21 - Step 4: Simplify right side
5,982,401.75x = 17,386,756,379,482.60 - Step 5: Solve for x
x = 17,386,756,379,482.60/5,982,401.75 - Step 6: Final answer
x = 2,906,317.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.