Finding the Fourth Proportional to 1,768,888.26, 2,440,356.66 and 1,115,299.26
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Solution
The fourth proportional to 1,768,888.26, 2,440,356.66 and 1,115,299.26 is: 1,538,665.86
Step by Step Solution
- Step 1: Write the proportion equation
1,768,888.26 : 2,440,356.66 = 1,115,299.26 : x - Step 2: Convert to fraction form
1,768,888.26/2,440,356.66 = 1,115,299.26/x - Step 3: Cross multiply
1,768,888.26x = 2,440,356.66 × 1,115,299.26 - Step 4: Simplify right side
1,768,888.26x = 2,721,727,977,034.07 - Step 5: Solve for x
x = 2,721,727,977,034.07/1,768,888.26 - Step 6: Final answer
x = 1,538,665.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.