Finding the Fourth Proportional to 2,417,990.66, 3,336,827.08 and 1,330,238.89
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Solution
The fourth proportional to 2,417,990.66, 3,336,827.08 and 1,330,238.89 is: 1,835,729.65
Step by Step Solution
- Step 1: Write the proportion equation
2,417,990.66 : 3,336,827.08 = 1,330,238.89 : x - Step 2: Convert to fraction form
2,417,990.66/3,336,827.08 = 1,330,238.89/x - Step 3: Cross multiply
2,417,990.66x = 3,336,827.08 × 1,330,238.89 - Step 4: Simplify right side
2,417,990.66x = 4,438,777,134,337.01 - Step 5: Solve for x
x = 4,438,777,134,337.01/2,417,990.66 - Step 6: Final answer
x = 1,835,729.65
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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.