Finding the Fourth Proportional to 1,666,246.32, 2,299,419.36 and 902,299.68
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Solution
The fourth proportional to 1,666,246.32, 2,299,419.36 and 902,299.68 is: 1,245,173.25
Step by Step Solution
- Step 1: Write the proportion equation
1,666,246.32 : 2,299,419.36 = 902,299.68 : x - Step 2: Convert to fraction form
1,666,246.32/2,299,419.36 = 902,299.68/x - Step 3: Cross multiply
1,666,246.32x = 2,299,419.36 × 902,299.68 - Step 4: Simplify right side
1,666,246.32x = 2,074,765,352,713.80 - Step 5: Solve for x
x = 2,074,765,352,713.80/1,666,246.32 - Step 6: Final answer
x = 1,245,173.25
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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.