Finding the Fourth Proportional to 5,352,612.71, 7,386,512.86 and 2,905,171.24
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Solution
The fourth proportional to 5,352,612.71, 7,386,512.86 and 2,905,171.24 is: 4,009,086.00
Step by Step Solution
- Step 1: Write the proportion equation
5,352,612.71 : 7,386,512.86 = 2,905,171.24 : x - Step 2: Convert to fraction form
5,352,612.71/7,386,512.86 = 2,905,171.24/x - Step 3: Cross multiply
5,352,612.71x = 7,386,512.86 × 2,905,171.24 - Step 4: Simplify right side
5,352,612.71x = 21,459,084,700,960.29 - Step 5: Solve for x
x = 21,459,084,700,960.29/5,352,612.71 - Step 6: Final answer
x = 4,009,086.00
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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.