Finding the Fourth Proportional to 1,579,615.76, 2,177,602.44 and 1,126,119.44
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Solution
The fourth proportional to 1,579,615.76, 2,177,602.44 and 1,126,119.44 is: 1,552,428.45
Step by Step Solution
- Step 1: Write the proportion equation
1,579,615.76 : 2,177,602.44 = 1,126,119.44 : x - Step 2: Convert to fraction form
1,579,615.76/2,177,602.44 = 1,126,119.44/x - Step 3: Cross multiply
1,579,615.76x = 2,177,602.44 × 1,126,119.44 - Step 4: Simplify right side
1,579,615.76x = 2,452,240,440,275.43 - Step 5: Solve for x
x = 2,452,240,440,275.43/1,579,615.76 - Step 6: Final answer
x = 1,552,428.45
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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.