Finding the Fourth Proportional to 2,030,293.02, 2,801,803.98 and 1,214,531.08
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Solution
The fourth proportional to 2,030,293.02, 2,801,803.98 and 1,214,531.08 is: 1,676,052.66
Step by Step Solution
- Step 1: Write the proportion equation
2,030,293.02 : 2,801,803.98 = 1,214,531.08 : x - Step 2: Convert to fraction form
2,030,293.02/2,801,803.98 = 1,214,531.08/x - Step 3: Cross multiply
2,030,293.02x = 2,801,803.98 × 1,214,531.08 - Step 4: Simplify right side
2,030,293.02x = 3,402,878,013,777.70 - Step 5: Solve for x
x = 3,402,878,013,777.70/2,030,293.02 - Step 6: Final answer
x = 1,676,052.66
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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.