Finding the Fourth Proportional to 1,752,354.19, 2,418,276.63 and 988,422.94
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Solution
The fourth proportional to 1,752,354.19, 2,418,276.63 and 988,422.94 is: 1,364,039.36
Step by Step Solution
- Step 1: Write the proportion equation
1,752,354.19 : 2,418,276.63 = 988,422.94 : x - Step 2: Convert to fraction form
1,752,354.19/2,418,276.63 = 988,422.94/x - Step 3: Cross multiply
1,752,354.19x = 2,418,276.63 × 988,422.94 - Step 4: Simplify right side
1,752,354.19x = 2,390,280,096,357.89 - Step 5: Solve for x
x = 2,390,280,096,357.89/1,752,354.19 - Step 6: Final answer
x = 1,364,039.36
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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.