Finding the Fourth Proportional to 1,468,138.93, 2,201,496.41 and 861,125.60
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Solution
The fourth proportional to 1,468,138.93, 2,201,496.41 and 861,125.60 is: 1,291,270.80
Step by Step Solution
- Step 1: Write the proportion equation
1,468,138.93 : 2,201,496.41 = 861,125.60 : x - Step 2: Convert to fraction form
1,468,138.93/2,201,496.41 = 861,125.60/x - Step 3: Cross multiply
1,468,138.93x = 2,201,496.41 × 861,125.60 - Step 4: Simplify right side
1,468,138.93x = 1,895,764,924,615.65 - Step 5: Solve for x
x = 1,895,764,924,615.65/1,468,138.93 - Step 6: Final answer
x = 1,291,270.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.