Finding the Fourth Proportional to 2,043,317.62, 2,819,778.12 and 1,184,376.12
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Solution
The fourth proportional to 2,043,317.62, 2,819,778.12 and 1,184,376.12 is: 1,634,438.93
Step by Step Solution
- Step 1: Write the proportion equation
2,043,317.62 : 2,819,778.12 = 1,184,376.12 : x - Step 2: Convert to fraction form
2,043,317.62/2,819,778.12 = 1,184,376.12/x - Step 3: Cross multiply
2,043,317.62x = 2,819,778.12 × 1,184,376.12 - Step 4: Simplify right side
2,043,317.62x = 3,339,677,869,026.49 - Step 5: Solve for x
x = 3,339,677,869,026.49/2,043,317.62 - Step 6: Final answer
x = 1,634,438.93
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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.