Finding the Fourth Proportional to 4,155,238.29, 6,234,831.21 and 2,877,811.59
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Solution
The fourth proportional to 4,155,238.29, 6,234,831.21 and 2,877,811.59 is: 4,318,084.38
Step by Step Solution
- Step 1: Write the proportion equation
4,155,238.29 : 6,234,831.21 = 2,877,811.59 : x - Step 2: Convert to fraction form
4,155,238.29/6,234,831.21 = 2,877,811.59/x - Step 3: Cross multiply
4,155,238.29x = 6,234,831.21 × 2,877,811.59 - Step 4: Simplify right side
4,155,238.29x = 17,942,669,552,004.13 - Step 5: Solve for x
x = 17,942,669,552,004.13/4,155,238.29 - Step 6: Final answer
x = 4,318,084.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.