Finding the Fourth Proportional to 2,174,085.36, 3,000,324.12 and 1,256,284.08
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Solution
The fourth proportional to 2,174,085.36, 3,000,324.12 and 1,256,284.08 is: 1,733,721.91
Step by Step Solution
- Step 1: Write the proportion equation
2,174,085.36 : 3,000,324.12 = 1,256,284.08 : x - Step 2: Convert to fraction form
2,174,085.36/3,000,324.12 = 1,256,284.08/x - Step 3: Cross multiply
2,174,085.36x = 3,000,324.12 × 1,256,284.08 - Step 4: Simplify right side
2,174,085.36x = 3,769,259,426,796.01 - Step 5: Solve for x
x = 3,769,259,426,796.01/2,174,085.36 - Step 6: Final answer
x = 1,733,721.91
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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.