Finding the Fourth Proportional to 1,196,969.84, 1,651,703.64 and 660,391.28
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Solution
The fourth proportional to 1,196,969.84, 1,651,703.64 and 660,391.28 is: 911,276.66
Step by Step Solution
- Step 1: Write the proportion equation
1,196,969.84 : 1,651,703.64 = 660,391.28 : x - Step 2: Convert to fraction form
1,196,969.84/1,651,703.64 = 660,391.28/x - Step 3: Cross multiply
1,196,969.84x = 1,651,703.64 × 660,391.28 - Step 4: Simplify right side
1,196,969.84x = 1,090,770,681,000.26 - Step 5: Solve for x
x = 1,090,770,681,000.26/1,196,969.84 - Step 6: Final answer
x = 911,276.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.