Finding the Fourth Proportional to 3,413,260.16, 4,710,208.64 and 1,885,334.40
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Solution
The fourth proportional to 3,413,260.16, 4,710,208.64 and 1,885,334.40 is: 2,601,711.55
Step by Step Solution
- Step 1: Write the proportion equation
3,413,260.16 : 4,710,208.64 = 1,885,334.40 : x - Step 2: Convert to fraction form
3,413,260.16/4,710,208.64 = 1,885,334.40/x - Step 3: Cross multiply
3,413,260.16x = 4,710,208.64 × 1,885,334.40 - Step 4: Simplify right side
3,413,260.16x = 8,880,318,380,169.22 - Step 5: Solve for x
x = 8,880,318,380,169.22/3,413,260.16 - Step 6: Final answer
x = 2,601,711.55
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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.