Finding the Fourth Proportional to 1,533,899.88, 2,116,939.86 and 922,252.68
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Solution
The fourth proportional to 1,533,899.88, 2,116,939.86 and 922,252.68 is: 1,272,803.71
Step by Step Solution
- Step 1: Write the proportion equation
1,533,899.88 : 2,116,939.86 = 922,252.68 : x - Step 2: Convert to fraction form
1,533,899.88/2,116,939.86 = 922,252.68/x - Step 3: Cross multiply
1,533,899.88x = 2,116,939.86 × 922,252.68 - Step 4: Simplify right side
1,533,899.88x = 1,952,353,459,283.82 - Step 5: Solve for x
x = 1,952,353,459,283.82/1,533,899.88 - Step 6: Final answer
x = 1,272,803.71
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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.