Finding the Fourth Proportional to 2,345,549.20, 3,518,659.20 and 748,130.44
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Solution
The fourth proportional to 2,345,549.20, 3,518,659.20 and 748,130.44 is: 1,122,302.64
Step by Step Solution
- Step 1: Write the proportion equation
2,345,549.20 : 3,518,659.20 = 748,130.44 : x - Step 2: Convert to fraction form
2,345,549.20/3,518,659.20 = 748,130.44/x - Step 3: Cross multiply
2,345,549.20x = 3,518,659.20 × 748,130.44 - Step 4: Simplify right side
2,345,549.20x = 2,632,416,055,506.05 - Step 5: Solve for x
x = 2,632,416,055,506.05/2,345,549.20 - Step 6: Final answer
x = 1,122,302.64
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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.