Finding the Fourth Proportional to 2,608,503.42, 3,599,771.45 and 1,575,867.63
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Solution
The fourth proportional to 2,608,503.42, 3,599,771.45 and 1,575,867.63 is: 2,174,719.52
Step by Step Solution
- Step 1: Write the proportion equation
2,608,503.42 : 3,599,771.45 = 1,575,867.63 : x - Step 2: Convert to fraction form
2,608,503.42/3,599,771.45 = 1,575,867.63/x - Step 3: Cross multiply
2,608,503.42x = 3,599,771.45 × 1,575,867.63 - Step 4: Simplify right side
2,608,503.42x = 5,672,763,295,573.82 - Step 5: Solve for x
x = 5,672,763,295,573.82/2,608,503.42 - Step 6: Final answer
x = 2,174,719.52
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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.