Finding the Fourth Proportional to 2,898,330.80, 4,347,496.20 and 1,829,908.40
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Solution
The fourth proportional to 2,898,330.80, 4,347,496.20 and 1,829,908.40 is: 2,744,862.60
Step by Step Solution
- Step 1: Write the proportion equation
2,898,330.80 : 4,347,496.20 = 1,829,908.40 : x - Step 2: Convert to fraction form
2,898,330.80/4,347,496.20 = 1,829,908.40/x - Step 3: Cross multiply
2,898,330.80x = 4,347,496.20 × 1,829,908.40 - Step 4: Simplify right side
2,898,330.80x = 7,955,519,815,348.08 - Step 5: Solve for x
x = 7,955,519,815,348.08/2,898,330.80 - Step 6: Final answer
x = 2,744,862.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.