Finding the Fourth Proportional to 3,446,731, 4,756,380.74 and 1,996,454.76
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Solution
The fourth proportional to 3,446,731, 4,756,380.74 and 1,996,454.76 is: 2,755,044.99
Step by Step Solution
- Step 1: Write the proportion equation
3,446,731 : 4,756,380.74 = 1,996,454.76 : x - Step 2: Convert to fraction form
3,446,731/4,756,380.74 = 1,996,454.76/x - Step 3: Cross multiply
3,446,731x = 4,756,380.74 × 1,996,454.76 - Step 4: Simplify right side
3,446,731x = 9,495,898,968,745.32 - Step 5: Solve for x
x = 9,495,898,968,745.32/3,446,731 - Step 6: Final answer
x = 2,755,044.99
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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.