Finding the Fourth Proportional to 2,034,053, 2,806,993.14 and 1,128,780.68
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Solution
The fourth proportional to 2,034,053, 2,806,993.14 and 1,128,780.68 is: 1,557,717.34
Step by Step Solution
- Step 1: Write the proportion equation
2,034,053 : 2,806,993.14 = 1,128,780.68 : x - Step 2: Convert to fraction form
2,034,053/2,806,993.14 = 1,128,780.68/x - Step 3: Cross multiply
2,034,053x = 2,806,993.14 × 1,128,780.68 - Step 4: Simplify right side
2,034,053x = 3,168,479,625,324.54 - Step 5: Solve for x
x = 3,168,479,625,324.54/2,034,053 - Step 6: Final answer
x = 1,557,717.34
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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.