Finding the Fourth Proportional to 5,258,080.98, 7,257,362.49 and 3,083,324.76
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Solution
The fourth proportional to 5,258,080.98, 7,257,362.49 and 3,083,324.76 is: 4,255,698.14
Step by Step Solution
- Step 1: Write the proportion equation
5,258,080.98 : 7,257,362.49 = 3,083,324.76 : x - Step 2: Convert to fraction form
5,258,080.98/7,257,362.49 = 3,083,324.76/x - Step 3: Cross multiply
5,258,080.98x = 7,257,362.49 × 3,083,324.76 - Step 4: Simplify right side
5,258,080.98x = 22,376,805,457,712.25 - Step 5: Solve for x
x = 22,376,805,457,712.25/5,258,080.98 - Step 6: Final answer
x = 4,255,698.14
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Double scale
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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.