Finding the Fourth Proportional to 5,314,122.93, 7,972,449.23 and 1,719,889.88
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Solution
The fourth proportional to 5,314,122.93, 7,972,449.23 and 1,719,889.88 is: 2,580,244.18
Step by Step Solution
- Step 1: Write the proportion equation
5,314,122.93 : 7,972,449.23 = 1,719,889.88 : x - Step 2: Convert to fraction form
5,314,122.93/7,972,449.23 = 1,719,889.88/x - Step 3: Cross multiply
5,314,122.93x = 7,972,449.23 × 1,719,889.88 - Step 4: Simplify right side
5,314,122.93x = 13,711,734,749,490.79 - Step 5: Solve for x
x = 13,711,734,749,490.79/5,314,122.93 - Step 6: Final answer
x = 2,580,244.18
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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.