Finding the Fourth Proportional to 1,797,394.97, 2,480,421.95 and 1,022,987.84
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Solution
The fourth proportional to 1,797,394.97, 2,480,421.95 and 1,022,987.84 is: 1,411,732.83
Step by Step Solution
- Step 1: Write the proportion equation
1,797,394.97 : 2,480,421.95 = 1,022,987.84 : x - Step 2: Convert to fraction form
1,797,394.97/2,480,421.95 = 1,022,987.84/x - Step 3: Cross multiply
1,797,394.97x = 2,480,421.95 × 1,022,987.84 - Step 4: Simplify right side
1,797,394.97x = 2,537,441,475,402.04 - Step 5: Solve for x
x = 2,537,441,475,402.04/1,797,394.97 - Step 6: Final answer
x = 1,411,732.83
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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.