Finding the Fourth Proportional to 1,773,934.70, 2,660,902.05 and 1,214,062.70
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Solution
The fourth proportional to 1,773,934.70, 2,660,902.05 and 1,214,062.70 is: 1,821,094.05
Step by Step Solution
- Step 1: Write the proportion equation
1,773,934.70 : 2,660,902.05 = 1,214,062.70 : x - Step 2: Convert to fraction form
1,773,934.70/2,660,902.05 = 1,214,062.70/x - Step 3: Cross multiply
1,773,934.70x = 2,660,902.05 × 1,214,062.70 - Step 4: Simplify right side
1,773,934.70x = 3,230,501,927,258.53 - Step 5: Solve for x
x = 3,230,501,927,258.53/1,773,934.70 - Step 6: Final answer
x = 1,821,094.05
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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.