Finding the Fourth Proportional to 1,202,925.16, 1,660,036.68 and 659,081.56
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Solution
The fourth proportional to 1,202,925.16, 1,660,036.68 and 659,081.56 is: 909,532.53
Step by Step Solution
- Step 1: Write the proportion equation
1,202,925.16 : 1,660,036.68 = 659,081.56 : x - Step 2: Convert to fraction form
1,202,925.16/1,660,036.68 = 659,081.56/x - Step 3: Cross multiply
1,202,925.16x = 1,660,036.68 × 659,081.56 - Step 4: Simplify right side
1,202,925.16x = 1,094,099,564,711.62 - Step 5: Solve for x
x = 1,094,099,564,711.62/1,202,925.16 - Step 6: Final answer
x = 909,532.53
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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.