Finding the Fourth Proportional to 4,403,462.20, 6,605,193.30 and 1,411,948.60
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Solution
The fourth proportional to 4,403,462.20, 6,605,193.30 and 1,411,948.60 is: 2,117,922.90
Step by Step Solution
- Step 1: Write the proportion equation
4,403,462.20 : 6,605,193.30 = 1,411,948.60 : x - Step 2: Convert to fraction form
4,403,462.20/6,605,193.30 = 1,411,948.60/x - Step 3: Cross multiply
4,403,462.20x = 6,605,193.30 × 1,411,948.60 - Step 4: Simplify right side
4,403,462.20x = 9,326,193,432,664.38 - Step 5: Solve for x
x = 9,326,193,432,664.38/4,403,462.20 - Step 6: Final answer
x = 2,117,922.90
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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.