Finding the Fourth Proportional to 1,599,412.97, 2,207,189.75 and 874,263.60
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Solution
The fourth proportional to 1,599,412.97, 2,207,189.75 and 874,263.60 is: 1,206,483.68
Step by Step Solution
- Step 1: Write the proportion equation
1,599,412.97 : 2,207,189.75 = 874,263.60 : x - Step 2: Convert to fraction form
1,599,412.97/2,207,189.75 = 874,263.60/x - Step 3: Cross multiply
1,599,412.97x = 2,207,189.75 × 874,263.60 - Step 4: Simplify right side
1,599,412.97x = 1,929,665,652,346.78 - Step 5: Solve for x
x = 1,929,665,652,346.78/1,599,412.97 - Step 6: Final answer
x = 1,206,483.68
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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.