Finding the Fourth Proportional to 2,975,661.36, 4,460,969.70 and 1,179,813.60
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Solution
The fourth proportional to 2,975,661.36, 4,460,969.70 and 1,179,813.60 is: 1,768,720.32
Step by Step Solution
- Step 1: Write the proportion equation
2,975,661.36 : 4,460,969.70 = 1,179,813.60 : x - Step 2: Convert to fraction form
2,975,661.36/4,460,969.70 = 1,179,813.60/x - Step 3: Cross multiply
2,975,661.36x = 4,460,969.70 × 1,179,813.60 - Step 4: Simplify right side
2,975,661.36x = 5,263,112,721,247.92 - Step 5: Solve for x
x = 5,263,112,721,247.92/2,975,661.36 - Step 6: Final answer
x = 1,768,720.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.