Finding the Fourth Proportional to 5,811,701.60, 8,720,662.80 and 2,617,320.80
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Solution
The fourth proportional to 5,811,701.60, 8,720,662.80 and 2,617,320.80 is: 3,927,381.98
Step by Step Solution
- Step 1: Write the proportion equation
5,811,701.60 : 8,720,662.80 = 2,617,320.80 : x - Step 2: Convert to fraction form
5,811,701.60/8,720,662.80 = 2,617,320.80/x - Step 3: Cross multiply
5,811,701.60x = 8,720,662.80 × 2,617,320.80 - Step 4: Simplify right side
5,811,701.60x = 22,824,772,136,226.24 - Step 5: Solve for x
x = 22,824,772,136,226.24/5,811,701.60 - Step 6: Final answer
x = 3,927,381.98
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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.