Finding the Fourth Proportional to 2,292,701.36, 3,163,982.11 and 1,260,201.34
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Solution
The fourth proportional to 2,292,701.36, 3,163,982.11 and 1,260,201.34 is: 1,739,107.66
Step by Step Solution
- Step 1: Write the proportion equation
2,292,701.36 : 3,163,982.11 = 1,260,201.34 : x - Step 2: Convert to fraction form
2,292,701.36/3,163,982.11 = 1,260,201.34/x - Step 3: Cross multiply
2,292,701.36x = 3,163,982.11 × 1,260,201.34 - Step 4: Simplify right side
2,292,701.36x = 3,987,254,495,562.50 - Step 5: Solve for x
x = 3,987,254,495,562.50/2,292,701.36 - Step 6: Final answer
x = 1,739,107.66
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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.