Finding the Fourth Proportional to 4,089,054.96, 5,642,934.48 and 2,253,580.44
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Solution
The fourth proportional to 4,089,054.96, 5,642,934.48 and 2,253,580.44 is: 3,109,962.30
Step by Step Solution
- Step 1: Write the proportion equation
4,089,054.96 : 5,642,934.48 = 2,253,580.44 : x - Step 2: Convert to fraction form
4,089,054.96/5,642,934.48 = 2,253,580.44/x - Step 3: Cross multiply
4,089,054.96x = 5,642,934.48 × 2,253,580.44 - Step 4: Simplify right side
4,089,054.96x = 12,716,806,768,329.57 - Step 5: Solve for x
x = 12,716,806,768,329.57/4,089,054.96 - Step 6: Final answer
x = 3,109,962.30
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1.5x scale
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.