Finding the Fourth Proportional to 5,087,154.60, 7,631,716.05 and 1,493,038.80
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Solution
The fourth proportional to 5,087,154.60, 7,631,716.05 and 1,493,038.80 is: 2,239,847.04
Step by Step Solution
- Step 1: Write the proportion equation
5,087,154.60 : 7,631,716.05 = 1,493,038.80 : x - Step 2: Convert to fraction form
5,087,154.60/7,631,716.05 = 1,493,038.80/x - Step 3: Cross multiply
5,087,154.60x = 7,631,716.05 × 1,493,038.80 - Step 4: Simplify right side
5,087,154.60x = 11,394,448,173,232.74 - Step 5: Solve for x
x = 11,394,448,173,232.74/5,087,154.60 - Step 6: Final answer
x = 2,239,847.04
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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.