Finding the Fourth Proportional to 1,664,618.06, 2,296,926.60 and 1,010,904.14
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Solution
The fourth proportional to 1,664,618.06, 2,296,926.60 and 1,010,904.14 is: 1,394,898.12
Step by Step Solution
- Step 1: Write the proportion equation
1,664,618.06 : 2,296,926.60 = 1,010,904.14 : x - Step 2: Convert to fraction form
1,664,618.06/2,296,926.60 = 1,010,904.14/x - Step 3: Cross multiply
1,664,618.06x = 2,296,926.60 × 1,010,904.14 - Step 4: Simplify right side
1,664,618.06x = 2,321,972,609,216.12 - Step 5: Solve for x
x = 2,321,972,609,216.12/1,664,618.06 - Step 6: Final answer
x = 1,394,898.12
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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.