Finding the Fourth Proportional to 1,485,629.29, 2,050,176.79 and 873,807.74
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Solution
The fourth proportional to 1,485,629.29, 2,050,176.79 and 873,807.74 is: 1,205,859.60
Step by Step Solution
- Step 1: Write the proportion equation
1,485,629.29 : 2,050,176.79 = 873,807.74 : x - Step 2: Convert to fraction form
1,485,629.29/2,050,176.79 = 873,807.74/x - Step 3: Cross multiply
1,485,629.29x = 2,050,176.79 × 873,807.74 - Step 4: Simplify right side
1,485,629.29x = 1,791,460,347,470.35 - Step 5: Solve for x
x = 1,791,460,347,470.35/1,485,629.29 - Step 6: Final answer
x = 1,205,859.60
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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.