Finding the Fourth Proportional to 4,918,270.74, 6,787,200.24 and 2,742,816.24
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Solution
The fourth proportional to 4,918,270.74, 6,787,200.24 and 2,742,816.24 is: 3,785,078.95
Step by Step Solution
- Step 1: Write the proportion equation
4,918,270.74 : 6,787,200.24 = 2,742,816.24 : x - Step 2: Convert to fraction form
4,918,270.74/6,787,200.24 = 2,742,816.24/x - Step 3: Cross multiply
4,918,270.74x = 6,787,200.24 × 2,742,816.24 - Step 4: Simplify right side
4,918,270.74x = 18,616,043,042,403.90 - Step 5: Solve for x
x = 18,616,043,042,403.90/4,918,270.74 - Step 6: Final answer
x = 3,785,078.95
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1.5x scale
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.