Finding the Fourth Proportional to 1,734,415.56, 2,393,207.94 and 1,089,376.28
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Solution
The fourth proportional to 1,734,415.56, 2,393,207.94 and 1,089,376.28 is: 1,503,159.92
Step by Step Solution
- Step 1: Write the proportion equation
1,734,415.56 : 2,393,207.94 = 1,089,376.28 : x - Step 2: Convert to fraction form
1,734,415.56/2,393,207.94 = 1,089,376.28/x - Step 3: Cross multiply
1,734,415.56x = 2,393,207.94 × 1,089,376.28 - Step 4: Simplify right side
1,734,415.56x = 2,607,103,962,943.66 - Step 5: Solve for x
x = 2,607,103,962,943.66/1,734,415.56 - Step 6: Final answer
x = 1,503,159.92
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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.