Finding the Fourth Proportional to 3,314,470.71, 4,972,920.54 and 1,395,864.90
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Solution
The fourth proportional to 3,314,470.71, 4,972,920.54 and 1,395,864.90 is: 2,094,308.82
Step by Step Solution
- Step 1: Write the proportion equation
3,314,470.71 : 4,972,920.54 = 1,395,864.90 : x - Step 2: Convert to fraction form
3,314,470.71/4,972,920.54 = 1,395,864.90/x - Step 3: Cross multiply
3,314,470.71x = 4,972,920.54 × 1,395,864.90 - Step 4: Simplify right side
3,314,470.71x = 6,941,525,232,275.05 - Step 5: Solve for x
x = 6,941,525,232,275.05/3,314,470.71 - Step 6: Final answer
x = 2,094,308.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.