Finding the Fourth Proportional to 3,539,627.04, 4,884,690.16 and 1,929,995.04
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Solution
The fourth proportional to 3,539,627.04, 4,884,690.16 and 1,929,995.04 is: 2,663,395.80
Step by Step Solution
- Step 1: Write the proportion equation
3,539,627.04 : 4,884,690.16 = 1,929,995.04 : x - Step 2: Convert to fraction form
3,539,627.04/4,884,690.16 = 1,929,995.04/x - Step 3: Cross multiply
3,539,627.04x = 4,884,690.16 × 1,929,995.04 - Step 4: Simplify right side
3,539,627.04x = 9,427,427,780,736.81 - Step 5: Solve for x
x = 9,427,427,780,736.81/3,539,627.04 - Step 6: Final answer
x = 2,663,395.80
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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.