Finding the Fourth Proportional to 2,283,649.76, 3,147,763.76 and 1,548,365.92
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Solution
The fourth proportional to 2,283,649.76, 3,147,763.76 and 1,548,365.92 is: 2,134,254.65
Step by Step Solution
- Step 1: Write the proportion equation
2,283,649.76 : 3,147,763.76 = 1,548,365.92 : x - Step 2: Convert to fraction form
2,283,649.76/3,147,763.76 = 1,548,365.92/x - Step 3: Cross multiply
2,283,649.76x = 3,147,763.76 × 1,548,365.92 - Step 4: Simplify right side
2,283,649.76x = 4,873,890,130,195.06 - Step 5: Solve for x
x = 4,873,890,130,195.06/2,283,649.76 - Step 6: Final answer
x = 2,134,254.65
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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.