Finding the Fourth Proportional to 2,340,356.92, 3,229,630.10 and 1,307,872.76
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Solution
The fourth proportional to 2,340,356.92, 3,229,630.10 and 1,307,872.76 is: 1,804,829.50
Step by Step Solution
- Step 1: Write the proportion equation
2,340,356.92 : 3,229,630.10 = 1,307,872.76 : x - Step 2: Convert to fraction form
2,340,356.92/3,229,630.10 = 1,307,872.76/x - Step 3: Cross multiply
2,340,356.92x = 3,229,630.10 × 1,307,872.76 - Step 4: Simplify right side
2,340,356.92x = 4,223,945,214,883.08 - Step 5: Solve for x
x = 4,223,945,214,883.08/2,340,356.92 - Step 6: Final answer
x = 1,804,829.50
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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.