Finding the Fourth Proportional to 5,775,197.17, 8,671,311.60 and 3,221,401.75
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Solution
The fourth proportional to 5,775,197.17, 8,671,311.60 and 3,221,401.75 is: 4,836,852.76
Step by Step Solution
- Step 1: Write the proportion equation
5,775,197.17 : 8,671,311.60 = 3,221,401.75 : x - Step 2: Convert to fraction form
5,775,197.17/8,671,311.60 = 3,221,401.75/x - Step 3: Cross multiply
5,775,197.17x = 8,671,311.60 × 3,221,401.75 - Step 4: Simplify right side
5,775,197.17x = 27,933,778,363,035.30 - Step 5: Solve for x
x = 27,933,778,363,035.30/5,775,197.17 - Step 6: Final answer
x = 4,836,852.76
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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.