Finding the Fourth Proportional to 1,409,199.44, 1,944,688.70 and 764,618.04
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Solution
The fourth proportional to 1,409,199.44, 1,944,688.70 and 764,618.04 is: 1,055,169.35
Step by Step Solution
- Step 1: Write the proportion equation
1,409,199.44 : 1,944,688.70 = 764,618.04 : x - Step 2: Convert to fraction form
1,409,199.44/1,944,688.70 = 764,618.04/x - Step 3: Cross multiply
1,409,199.44x = 1,944,688.70 × 764,618.04 - Step 4: Simplify right side
1,409,199.44x = 1,486,944,058,381.06 - Step 5: Solve for x
x = 1,486,944,058,381.06/1,409,199.44 - Step 6: Final answer
x = 1,055,169.35
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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.