Finding the Fourth Proportional to 3,805,077.40, 5,700,011.36 and 2,287,929.60
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Solution
The fourth proportional to 3,805,077.40, 5,700,011.36 and 2,287,929.60 is: 3,427,321.80
Step by Step Solution
- Step 1: Write the proportion equation
3,805,077.40 : 5,700,011.36 = 2,287,929.60 : x - Step 2: Convert to fraction form
3,805,077.40/5,700,011.36 = 2,287,929.60/x - Step 3: Cross multiply
3,805,077.40x = 5,700,011.36 × 2,287,929.60 - Step 4: Simplify right side
3,805,077.40x = 13,041,224,710,880.26 - Step 5: Solve for x
x = 13,041,224,710,880.26/3,805,077.40 - Step 6: Final answer
x = 3,427,321.80
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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.