Finding the Fourth Proportional to 4,960,420.74, 6,844,850.46 and 2,785,203
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Solution
The fourth proportional to 4,960,420.74, 6,844,850.46 and 2,785,203 is: 3,843,282.46
Step by Step Solution
- Step 1: Write the proportion equation
4,960,420.74 : 6,844,850.46 = 2,785,203 : x - Step 2: Convert to fraction form
4,960,420.74/6,844,850.46 = 2,785,203/x - Step 3: Cross multiply
4,960,420.74x = 6,844,850.46 × 2,785,203 - Step 4: Simplify right side
4,960,420.74x = 19,064,298,035,743.38 - Step 5: Solve for x
x = 19,064,298,035,743.38/4,960,420.74 - Step 6: Final answer
x = 3,843,282.46
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1.5x scale
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.