Finding the Fourth Proportional to 3,447,284.58, 5,130,231.82 and 3,332,346.12
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Solution
The fourth proportional to 3,447,284.58, 5,130,231.82 and 3,332,346.12 is: 4,959,180.97
Step by Step Solution
- Step 1: Write the proportion equation
3,447,284.58 : 5,130,231.82 = 3,332,346.12 : x - Step 2: Convert to fraction form
3,447,284.58/5,130,231.82 = 3,332,346.12/x - Step 3: Cross multiply
3,447,284.58x = 5,130,231.82 × 3,332,346.12 - Step 4: Simplify right side
3,447,284.58x = 17,095,708,091,746.67 - Step 5: Solve for x
x = 17,095,708,091,746.67/3,447,284.58 - Step 6: Final answer
x = 4,959,180.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.