Finding the Fourth Proportional to 1,818,862.58, 2,727,543.20 and 620,881.49
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Solution
The fourth proportional to 1,818,862.58, 2,727,543.20 and 620,881.49 is: 931,065.98
Step by Step Solution
- Step 1: Write the proportion equation
1,818,862.58 : 2,727,543.20 = 620,881.49 : x - Step 2: Convert to fraction form
1,818,862.58/2,727,543.20 = 620,881.49/x - Step 3: Cross multiply
1,818,862.58x = 2,727,543.20 × 620,881.49 - Step 4: Simplify right side
1,818,862.58x = 1,693,481,069,313.24 - Step 5: Solve for x
x = 1,693,481,069,313.24/1,818,862.58 - Step 6: Final answer
x = 931,065.98
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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.