Finding the Fourth Proportional to 3,810,348.68, 5,258,089.06 and 2,261,677.94
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Solution
The fourth proportional to 3,810,348.68, 5,258,089.06 and 2,261,677.94 is: 3,121,001.52
Step by Step Solution
- Step 1: Write the proportion equation
3,810,348.68 : 5,258,089.06 = 2,261,677.94 : x - Step 2: Convert to fraction form
3,810,348.68/5,258,089.06 = 2,261,677.94/x - Step 3: Cross multiply
3,810,348.68x = 5,258,089.06 × 2,261,677.94 - Step 4: Simplify right side
3,810,348.68x = 11,892,104,033,557.34 - Step 5: Solve for x
x = 11,892,104,033,557.34/3,810,348.68 - Step 6: Final answer
x = 3,121,001.52
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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.