Finding the Fourth Proportional to 4,624,781.09, 6,937,005.32 and 1,213,040.43
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Solution
The fourth proportional to 4,624,781.09, 6,937,005.32 and 1,213,040.43 is: 1,819,517.02
Step by Step Solution
- Step 1: Write the proportion equation
4,624,781.09 : 6,937,005.32 = 1,213,040.43 : x - Step 2: Convert to fraction form
4,624,781.09/6,937,005.32 = 1,213,040.43/x - Step 3: Cross multiply
4,624,781.09x = 6,937,005.32 × 1,213,040.43 - Step 4: Simplify right side
4,624,781.09x = 8,414,867,910,219.89 - Step 5: Solve for x
x = 8,414,867,910,219.89/4,624,781.09 - Step 6: Final answer
x = 1,819,517.02
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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.