Finding the Fourth Proportional to 3,749,393.05, 5,624,097.80 and 1,354,928.76
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Solution
The fourth proportional to 3,749,393.05, 5,624,097.80 and 1,354,928.76 is: 2,032,396.11
Step by Step Solution
- Step 1: Write the proportion equation
3,749,393.05 : 5,624,097.80 = 1,354,928.76 : x - Step 2: Convert to fraction form
3,749,393.05/5,624,097.80 = 1,354,928.76/x - Step 3: Cross multiply
3,749,393.05x = 5,624,097.80 × 1,354,928.76 - Step 4: Simplify right side
3,749,393.05x = 7,620,251,858,272.73 - Step 5: Solve for x
x = 7,620,251,858,272.73/3,749,393.05 - Step 6: Final answer
x = 2,032,396.11
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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.