Finding the Fourth Proportional to 1,368,936.36, 2,053,247.56 and 358,155.88
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Solution
The fourth proportional to 1,368,936.36, 2,053,247.56 and 358,155.88 is: 537,192.75
Step by Step Solution
- Step 1: Write the proportion equation
1,368,936.36 : 2,053,247.56 = 358,155.88 : x - Step 2: Convert to fraction form
1,368,936.36/2,053,247.56 = 358,155.88/x - Step 3: Cross multiply
1,368,936.36x = 2,053,247.56 × 358,155.88 - Step 4: Simplify right side
1,368,936.36x = 735,382,686,709.65 - Step 5: Solve for x
x = 735,382,686,709.65/1,368,936.36 - Step 6: Final answer
x = 537,192.75
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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.