Finding the Fourth Proportional to 1,546,750.89, 2,134,772.77 and 902,171.06
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Solution
The fourth proportional to 1,546,750.89, 2,134,772.77 and 902,171.06 is: 1,245,145.70
Step by Step Solution
- Step 1: Write the proportion equation
1,546,750.89 : 2,134,772.77 = 902,171.06 : x - Step 2: Convert to fraction form
1,546,750.89/2,134,772.77 = 902,171.06/x - Step 3: Cross multiply
1,546,750.89x = 2,134,772.77 × 902,171.06 - Step 4: Simplify right side
1,546,750.89x = 1,925,930,221,545.81 - Step 5: Solve for x
x = 1,925,930,221,545.81/1,546,750.89 - Step 6: Final answer
x = 1,245,145.70
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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.