Finding the Fourth Proportional to 2,916,937.27, 4,025,002.05 and 1,627,831.99
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Solution
The fourth proportional to 2,916,937.27, 4,025,002.05 and 1,627,831.99 is: 2,246,200.89
Step by Step Solution
- Step 1: Write the proportion equation
2,916,937.27 : 4,025,002.05 = 1,627,831.99 : x - Step 2: Convert to fraction form
2,916,937.27/4,025,002.05 = 1,627,831.99/x - Step 3: Cross multiply
2,916,937.27x = 4,025,002.05 × 1,627,831.99 - Step 4: Simplify right side
2,916,937.27x = 6,552,027,101,836.83 - Step 5: Solve for x
x = 6,552,027,101,836.83/2,916,937.27 - Step 6: Final answer
x = 2,246,200.89
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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.