Finding the Fourth Proportional to 5,125,618.48, 7,072,730.04 and 2,833,461.04
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Solution
The fourth proportional to 5,125,618.48, 7,072,730.04 and 2,833,461.04 is: 3,909,831.58
Step by Step Solution
- Step 1: Write the proportion equation
5,125,618.48 : 7,072,730.04 = 2,833,461.04 : x - Step 2: Convert to fraction form
5,125,618.48/7,072,730.04 = 2,833,461.04/x - Step 3: Cross multiply
5,125,618.48x = 7,072,730.04 × 2,833,461.04 - Step 4: Simplify right side
5,125,618.48x = 20,040,305,014,777.64 - Step 5: Solve for x
x = 20,040,305,014,777.64/5,125,618.48 - Step 6: Final answer
x = 3,909,831.58
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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.