Finding the Fourth Proportional to 1,447,553.93, 1,997,863.99 and 803,181.71
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Solution
The fourth proportional to 1,447,553.93, 1,997,863.99 and 803,181.71 is: 1,108,523.69
Step by Step Solution
- Step 1: Write the proportion equation
1,447,553.93 : 1,997,863.99 = 803,181.71 : x - Step 2: Convert to fraction form
1,447,553.93/1,997,863.99 = 803,181.71/x - Step 3: Cross multiply
1,447,553.93x = 1,997,863.99 × 803,181.71 - Step 4: Simplify right side
1,447,553.93x = 1,604,647,818,822.33 - Step 5: Solve for x
x = 1,604,647,818,822.33/1,447,553.93 - Step 6: Final answer
x = 1,108,523.69
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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.