Finding the Fourth Proportional to 1,368,919.35, 2,053,222.09 and 358,138.87
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Solution
The fourth proportional to 1,368,919.35, 2,053,222.09 and 358,138.87 is: 537,167.25
Step by Step Solution
- Step 1: Write the proportion equation
1,368,919.35 : 2,053,222.09 = 358,138.87 : x - Step 2: Convert to fraction form
1,368,919.35/2,053,222.09 = 358,138.87/x - Step 3: Cross multiply
1,368,919.35x = 2,053,222.09 × 358,138.87 - Step 4: Simplify right side
1,368,919.35x = 735,338,639,171.64 - Step 5: Solve for x
x = 735,338,639,171.64/1,368,919.35 - Step 6: Final answer
x = 537,167.25
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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.