Finding the Fourth Proportional to 2,592,564.42, 3,577,204.78 and 1,489,782.84
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Solution
The fourth proportional to 2,592,564.42, 3,577,204.78 and 1,489,782.84 is: 2,055,593.39
Step by Step Solution
- Step 1: Write the proportion equation
2,592,564.42 : 3,577,204.78 = 1,489,782.84 : x - Step 2: Convert to fraction form
2,592,564.42/3,577,204.78 = 1,489,782.84/x - Step 3: Cross multiply
2,592,564.42x = 3,577,204.78 × 1,489,782.84 - Step 4: Simplify right side
2,592,564.42x = 5,329,258,296,409.98 - Step 5: Solve for x
x = 5,329,258,296,409.98/2,592,564.42 - Step 6: Final answer
x = 2,055,593.39
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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.