Finding the Fourth Proportional to 3,251,440.32, 4,489,178.40 and 2,029,606.08
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Solution
The fourth proportional to 3,251,440.32, 4,489,178.40 and 2,029,606.08 is: 2,802,223.90
Step by Step Solution
- Step 1: Write the proportion equation
3,251,440.32 : 4,489,178.40 = 2,029,606.08 : x - Step 2: Convert to fraction form
3,251,440.32/4,489,178.40 = 2,029,606.08/x - Step 3: Cross multiply
3,251,440.32x = 4,489,178.40 × 2,029,606.08 - Step 4: Simplify right side
3,251,440.32x = 9,111,263,774,844.67 - Step 5: Solve for x
x = 9,111,263,774,844.67/3,251,440.32 - Step 6: Final answer
x = 2,802,223.90
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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.