Finding the Fourth Proportional to 1,797,438.78, 2,480,136.84 and 1,023,023.88
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Solution
The fourth proportional to 1,797,438.78, 2,480,136.84 and 1,023,023.88 is: 1,411,585.89
Step by Step Solution
- Step 1: Write the proportion equation
1,797,438.78 : 2,480,136.84 = 1,023,023.88 : x - Step 2: Convert to fraction form
1,797,438.78/2,480,136.84 = 1,023,023.88/x - Step 3: Cross multiply
1,797,438.78x = 2,480,136.84 × 1,023,023.88 - Step 4: Simplify right side
1,797,438.78x = 2,537,239,212,987.74 - Step 5: Solve for x
x = 2,537,239,212,987.74/1,797,438.78 - Step 6: Final answer
x = 1,411,585.89
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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.