Finding the Fourth Proportional to 983,868.74, 1,475,803.38 and 759,556.62
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Solution
The fourth proportional to 983,868.74, 1,475,803.38 and 759,556.62 is: 1,139,335.14
Step by Step Solution
- Step 1: Write the proportion equation
983,868.74 : 1,475,803.38 = 759,556.62 : x - Step 2: Convert to fraction form
983,868.74/1,475,803.38 = 759,556.62/x - Step 3: Cross multiply
983,868.74x = 1,475,803.38 × 759,556.62 - Step 4: Simplify right side
983,868.74x = 1,120,956,227,097.38 - Step 5: Solve for x
x = 1,120,956,227,097.38/983,868.74 - Step 6: Final answer
x = 1,139,335.14
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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.