Finding the Fourth Proportional to 4,836,116.16, 6,673,840.56 and 2,660,612.76
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Solution
The fourth proportional to 4,836,116.16, 6,673,840.56 and 2,660,612.76 is: 3,671,645.75
Step by Step Solution
- Step 1: Write the proportion equation
4,836,116.16 : 6,673,840.56 = 2,660,612.76 : x - Step 2: Convert to fraction form
4,836,116.16/6,673,840.56 = 2,660,612.76/x - Step 3: Cross multiply
4,836,116.16x = 6,673,840.56 × 2,660,612.76 - Step 4: Simplify right side
4,836,116.16x = 17,756,505,352,141.54 - Step 5: Solve for x
x = 17,756,505,352,141.54/4,836,116.16 - Step 6: Final answer
x = 3,671,645.75
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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.