Finding the Fourth Proportional to 4,224,727.26, 5,830,125.17 and 2,290,987.32
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Solution
The fourth proportional to 4,224,727.26, 5,830,125.17 and 2,290,987.32 is: 3,161,563.35
Step by Step Solution
- Step 1: Write the proportion equation
4,224,727.26 : 5,830,125.17 = 2,290,987.32 : x - Step 2: Convert to fraction form
4,224,727.26/5,830,125.17 = 2,290,987.32/x - Step 3: Cross multiply
4,224,727.26x = 5,830,125.17 × 2,290,987.32 - Step 4: Simplify right side
4,224,727.26x = 13,356,742,851,754.61 - Step 5: Solve for x
x = 13,356,742,851,754.61/4,224,727.26 - Step 6: Final answer
x = 3,161,563.35
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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.