Finding the Fourth Proportional to 2,417,833.09, 3,336,504.45 and 1,330,035.70
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Solution
The fourth proportional to 2,417,833.09, 3,336,504.45 and 1,330,035.70 is: 1,835,391.39
Step by Step Solution
- Step 1: Write the proportion equation
2,417,833.09 : 3,336,504.45 = 1,330,035.70 : x - Step 2: Convert to fraction form
2,417,833.09/3,336,504.45 = 1,330,035.70/x - Step 3: Cross multiply
2,417,833.09x = 3,336,504.45 × 1,330,035.70 - Step 4: Simplify right side
2,417,833.09x = 4,437,670,031,708.87 - Step 5: Solve for x
x = 4,437,670,031,708.87/2,417,833.09 - Step 6: Final answer
x = 1,835,391.39
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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.