Finding the Fourth Proportional to 2,080,917.24, 2,871,862.74 and 1,306,675.56
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Solution
The fourth proportional to 2,080,917.24, 2,871,862.74 and 1,306,675.56 is: 1,803,335.94
Step by Step Solution
- Step 1: Write the proportion equation
2,080,917.24 : 2,871,862.74 = 1,306,675.56 : x - Step 2: Convert to fraction form
2,080,917.24/2,871,862.74 = 1,306,675.56/x - Step 3: Cross multiply
2,080,917.24x = 2,871,862.74 × 1,306,675.56 - Step 4: Simplify right side
2,080,917.24x = 3,752,592,854,032.64 - Step 5: Solve for x
x = 3,752,592,854,032.64/2,080,917.24 - Step 6: Final answer
x = 1,803,335.94
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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.