Finding the Fourth Proportional to 1,418,398, 2,127,592.14 and 353,440.80
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Solution
The fourth proportional to 1,418,398, 2,127,592.14 and 353,440.80 is: 530,159.99
Step by Step Solution
- Step 1: Write the proportion equation
1,418,398 : 2,127,592.14 = 353,440.80 : x - Step 2: Convert to fraction form
1,418,398/2,127,592.14 = 353,440.80/x - Step 3: Cross multiply
1,418,398x = 2,127,592.14 × 353,440.80 - Step 4: Simplify right side
1,418,398x = 751,977,868,035.31 - Step 5: Solve for x
x = 751,977,868,035.31/1,418,398 - Step 6: Final answer
x = 530,159.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.