Finding the Fourth Proportional to 3,768,033.84, 5,199,837.60 and 2,049,117.36
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Solution
The fourth proportional to 3,768,033.84, 5,199,837.60 and 2,049,117.36 is: 2,827,755.26
Step by Step Solution
- Step 1: Write the proportion equation
3,768,033.84 : 5,199,837.60 = 2,049,117.36 : x - Step 2: Convert to fraction form
3,768,033.84/5,199,837.60 = 2,049,117.36/x - Step 3: Cross multiply
3,768,033.84x = 5,199,837.60 × 2,049,117.36 - Step 4: Simplify right side
3,768,033.84x = 10,655,077,495,340.74 - Step 5: Solve for x
x = 10,655,077,495,340.74/3,768,033.84 - Step 6: Final answer
x = 2,827,755.26
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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.