Finding the Fourth Proportional to 2,328,220.85, 3,212,901.63 and 1,295,719.52
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Solution
The fourth proportional to 2,328,220.85, 3,212,901.63 and 1,295,719.52 is: 1,788,068.92
Step by Step Solution
- Step 1: Write the proportion equation
2,328,220.85 : 3,212,901.63 = 1,295,719.52 : x - Step 2: Convert to fraction form
2,328,220.85/3,212,901.63 = 1,295,719.52/x - Step 3: Cross multiply
2,328,220.85x = 3,212,901.63 × 1,295,719.52 - Step 4: Simplify right side
2,328,220.85x = 4,163,019,341,766.31 - Step 5: Solve for x
x = 4,163,019,341,766.31/2,328,220.85 - Step 6: Final answer
x = 1,788,068.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.