Finding the Fourth Proportional to 1,446,207.14, 1,996,560.70 and 988,010.66
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Solution
The fourth proportional to 1,446,207.14, 1,996,560.70 and 988,010.66 is: 1,363,997.73
Step by Step Solution
- Step 1: Write the proportion equation
1,446,207.14 : 1,996,560.70 = 988,010.66 : x - Step 2: Convert to fraction form
1,446,207.14/1,996,560.70 = 988,010.66/x - Step 3: Cross multiply
1,446,207.14x = 1,996,560.70 × 988,010.66 - Step 4: Simplify right side
1,446,207.14x = 1,972,623,254,937.06 - Step 5: Solve for x
x = 1,972,623,254,937.06/1,446,207.14 - Step 6: Final answer
x = 1,363,997.73
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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.