Finding the Fourth Proportional to 1,660,056.38, 2,290,817.33 and 924,972.68
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Solution
The fourth proportional to 1,660,056.38, 2,290,817.33 and 924,972.68 is: 1,276,428.59
Step by Step Solution
- Step 1: Write the proportion equation
1,660,056.38 : 2,290,817.33 = 924,972.68 : x - Step 2: Convert to fraction form
1,660,056.38/2,290,817.33 = 924,972.68/x - Step 3: Cross multiply
1,660,056.38x = 2,290,817.33 × 924,972.68 - Step 4: Simplify right side
1,660,056.38x = 2,118,943,431,354.03 - Step 5: Solve for x
x = 2,118,943,431,354.03/1,660,056.38 - Step 6: Final answer
x = 1,276,428.59
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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.