Finding the Fourth Proportional to 2,070,010.99, 2,855,717.62 and 1,458,066.52
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Solution
The fourth proportional to 2,070,010.99, 2,855,717.62 and 1,458,066.52 is: 2,011,499.59
Step by Step Solution
- Step 1: Write the proportion equation
2,070,010.99 : 2,855,717.62 = 1,458,066.52 : x - Step 2: Convert to fraction form
2,070,010.99/2,855,717.62 = 1,458,066.52/x - Step 3: Cross multiply
2,070,010.99x = 2,855,717.62 × 1,458,066.52 - Step 4: Simplify right side
2,070,010.99x = 4,163,826,260,422.19 - Step 5: Solve for x
x = 4,163,826,260,422.19/2,070,010.99 - Step 6: Final answer
x = 2,011,499.59
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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.