Finding the Fourth Proportional to 2,546,126.74, 3,513,584.80 and 1,400,207.08
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Solution
The fourth proportional to 2,546,126.74, 3,513,584.80 and 1,400,207.08 is: 1,932,247.21
Step by Step Solution
- Step 1: Write the proportion equation
2,546,126.74 : 3,513,584.80 = 1,400,207.08 : x - Step 2: Convert to fraction form
2,546,126.74/3,513,584.80 = 1,400,207.08/x - Step 3: Cross multiply
2,546,126.74x = 3,513,584.80 × 1,400,207.08 - Step 4: Simplify right side
2,546,126.74x = 4,919,746,292,071.94 - Step 5: Solve for x
x = 4,919,746,292,071.94/2,546,126.74 - Step 6: Final answer
x = 1,932,247.21
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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.