Finding the Fourth Proportional to 4,587,043.56, 6,880,587.38 and 1,392,197.48
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Solution
The fourth proportional to 4,587,043.56, 6,880,587.38 and 1,392,197.48 is: 2,088,302.91
Step by Step Solution
- Step 1: Write the proportion equation
4,587,043.56 : 6,880,587.38 = 1,392,197.48 : x - Step 2: Convert to fraction form
4,587,043.56/6,880,587.38 = 1,392,197.48/x - Step 3: Cross multiply
4,587,043.56x = 6,880,587.38 × 1,392,197.48 - Step 4: Simplify right side
4,587,043.56x = 9,579,136,411,355.80 - Step 5: Solve for x
x = 9,579,136,411,355.80/4,587,043.56 - Step 6: Final answer
x = 2,088,302.91
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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.