Finding the Fourth Proportional to 2,575,213.08, 3,554,233.86 and 1,487,289.12
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Solution
The fourth proportional to 2,575,213.08, 3,554,233.86 and 1,487,289.12 is: 2,052,712.99
Step by Step Solution
- Step 1: Write the proportion equation
2,575,213.08 : 3,554,233.86 = 1,487,289.12 : x - Step 2: Convert to fraction form
2,575,213.08/3,554,233.86 = 1,487,289.12/x - Step 3: Cross multiply
2,575,213.08x = 3,554,233.86 × 1,487,289.12 - Step 4: Simplify right side
2,575,213.08x = 5,286,173,349,913.60 - Step 5: Solve for x
x = 5,286,173,349,913.60/2,575,213.08 - Step 6: Final answer
x = 2,052,712.99
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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.