Finding the Fourth Proportional to 2,109,767.08, 3,164,636.58 and 512,319.28
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Solution
The fourth proportional to 2,109,767.08, 3,164,636.58 and 512,319.28 is: 768,475.51
Step by Step Solution
- Step 1: Write the proportion equation
2,109,767.08 : 3,164,636.58 = 512,319.28 : x - Step 2: Convert to fraction form
2,109,767.08/3,164,636.58 = 512,319.28/x - Step 3: Cross multiply
2,109,767.08x = 3,164,636.58 × 512,319.28 - Step 4: Simplify right side
2,109,767.08x = 1,621,304,334,127.26 - Step 5: Solve for x
x = 1,621,304,334,127.26/2,109,767.08 - Step 6: Final answer
x = 768,475.51
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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.