Finding the Fourth Proportional to 1,723,257.07, 2,378,112.36 and 948,959.91
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Solution
The fourth proportional to 1,723,257.07, 2,378,112.36 and 948,959.91 is: 1,309,574.37
Step by Step Solution
- Step 1: Write the proportion equation
1,723,257.07 : 2,378,112.36 = 948,959.91 : x - Step 2: Convert to fraction form
1,723,257.07/2,378,112.36 = 948,959.91/x - Step 3: Cross multiply
1,723,257.07x = 2,378,112.36 × 948,959.91 - Step 4: Simplify right side
1,723,257.07x = 2,256,733,286,370.69 - Step 5: Solve for x
x = 2,256,733,286,370.69/1,723,257.07 - Step 6: Final answer
x = 1,309,574.37
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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.