Finding the Fourth Proportional to 3,337,436.43, 4,605,831.05 and 1,867,509.99
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Solution
The fourth proportional to 3,337,436.43, 4,605,831.05 and 1,867,509.99 is: 2,577,258.22
Step by Step Solution
- Step 1: Write the proportion equation
3,337,436.43 : 4,605,831.05 = 1,867,509.99 : x - Step 2: Convert to fraction form
3,337,436.43/4,605,831.05 = 1,867,509.99/x - Step 3: Cross multiply
3,337,436.43x = 4,605,831.05 × 1,867,509.99 - Step 4: Simplify right side
3,337,436.43x = 8,601,435,488,789.64 - Step 5: Solve for x
x = 8,601,435,488,789.64/3,337,436.43 - Step 6: Final answer
x = 2,577,258.22
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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.