Finding the Fourth Proportional to 1,818,865.58, 2,727,547.70 and 620,884.49
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Solution
The fourth proportional to 1,818,865.58, 2,727,547.70 and 620,884.49 is: 931,070.48
Step by Step Solution
- Step 1: Write the proportion equation
1,818,865.58 : 2,727,547.70 = 620,884.49 : x - Step 2: Convert to fraction form
1,818,865.58/2,727,547.70 = 620,884.49/x - Step 3: Cross multiply
1,818,865.58x = 2,727,547.70 × 620,884.49 - Step 4: Simplify right side
1,818,865.58x = 1,693,492,045,923.01 - Step 5: Solve for x
x = 1,693,492,045,923.01/1,818,865.58 - Step 6: Final answer
x = 931,070.48
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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.