Finding the Fourth Proportional to 2,197,101.80, 3,292,887.90 and 1,948,269.80
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Solution
The fourth proportional to 2,197,101.80, 3,292,887.90 and 1,948,269.80 is: 2,919,953.03
Step by Step Solution
- Step 1: Write the proportion equation
2,197,101.80 : 3,292,887.90 = 1,948,269.80 : x - Step 2: Convert to fraction form
2,197,101.80/3,292,887.90 = 1,948,269.80/x - Step 3: Cross multiply
2,197,101.80x = 3,292,887.90 × 1,948,269.80 - Step 4: Simplify right side
2,197,101.80x = 6,415,434,050,355.42 - Step 5: Solve for x
x = 6,415,434,050,355.42/2,197,101.80 - Step 6: Final answer
x = 2,919,953.03
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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.