Finding the Fourth Proportional to 1,475,117.80, 2,212,676.70 and 943,239.40
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Solution
The fourth proportional to 1,475,117.80, 2,212,676.70 and 943,239.40 is: 1,414,859.10
Step by Step Solution
- Step 1: Write the proportion equation
1,475,117.80 : 2,212,676.70 = 943,239.40 : x - Step 2: Convert to fraction form
1,475,117.80/2,212,676.70 = 943,239.40/x - Step 3: Cross multiply
1,475,117.80x = 2,212,676.70 × 943,239.40 - Step 4: Simplify right side
1,475,117.80x = 2,087,083,842,901.98 - Step 5: Solve for x
x = 2,087,083,842,901.98/1,475,117.80 - Step 6: Final answer
x = 1,414,859.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.