Finding the Fourth Proportional to 2,794,783.91, 4,189,185.99 and 1,445,588.15
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Solution
The fourth proportional to 2,794,783.91, 4,189,185.99 and 1,445,588.15 is: 2,166,835.72
Step by Step Solution
- Step 1: Write the proportion equation
2,794,783.91 : 4,189,185.99 = 1,445,588.15 : x - Step 2: Convert to fraction form
2,794,783.91/4,189,185.99 = 1,445,588.15/x - Step 3: Cross multiply
2,794,783.91x = 4,189,185.99 × 1,445,588.15 - Step 4: Simplify right side
2,794,783.91x = 6,055,837,604,344.09 - Step 5: Solve for x
x = 6,055,837,604,344.09/2,794,783.91 - Step 6: Final answer
x = 2,166,835.72
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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.