Finding the Fourth Proportional to 2,089,085.04, 2,882,720.32 and 1,229,594.08
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Solution
The fourth proportional to 2,089,085.04, 2,882,720.32 and 1,229,594.08 is: 1,696,712.09
Step by Step Solution
- Step 1: Write the proportion equation
2,089,085.04 : 2,882,720.32 = 1,229,594.08 : x - Step 2: Convert to fraction form
2,089,085.04/2,882,720.32 = 1,229,594.08/x - Step 3: Cross multiply
2,089,085.04x = 2,882,720.32 × 1,229,594.08 - Step 4: Simplify right side
2,089,085.04x = 3,544,575,839,767.71 - Step 5: Solve for x
x = 3,544,575,839,767.71/2,089,085.04 - Step 6: Final answer
x = 1,696,712.09
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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.