Finding the Fourth Proportional to 4,467,831.66, 6,165,634.47 and 2,430,655.74
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Solution
The fourth proportional to 4,467,831.66, 6,165,634.47 and 2,430,655.74 is: 3,354,319.49
Step by Step Solution
- Step 1: Write the proportion equation
4,467,831.66 : 6,165,634.47 = 2,430,655.74 : x - Step 2: Convert to fraction form
4,467,831.66/6,165,634.47 = 2,430,655.74/x - Step 3: Cross multiply
4,467,831.66x = 6,165,634.47 × 2,430,655.74 - Step 4: Simplify right side
4,467,831.66x = 14,986,534,815,247.36 - Step 5: Solve for x
x = 14,986,534,815,247.36/4,467,831.66 - Step 6: Final answer
x = 3,354,319.49
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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.