Finding the Fourth Proportional to 1,532,657.64, 2,115,133.14 and 853,594.14
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Solution
The fourth proportional to 1,532,657.64, 2,115,133.14 and 853,594.14 is: 1,177,996.45
Step by Step Solution
- Step 1: Write the proportion equation
1,532,657.64 : 2,115,133.14 = 853,594.14 : x - Step 2: Convert to fraction form
1,532,657.64/2,115,133.14 = 853,594.14/x - Step 3: Cross multiply
1,532,657.64x = 2,115,133.14 × 853,594.14 - Step 4: Simplify right side
1,532,657.64x = 1,805,465,253,623.80 - Step 5: Solve for x
x = 1,805,465,253,623.80/1,532,657.64 - Step 6: Final answer
x = 1,177,996.45
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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.