Finding the Fourth Proportional to 2,888,837.19, 4,330,686.06 and 1,371,584.07
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Solution
The fourth proportional to 2,888,837.19, 4,330,686.06 and 1,371,584.07 is: 2,056,156.03
Step by Step Solution
- Step 1: Write the proportion equation
2,888,837.19 : 4,330,686.06 = 1,371,584.07 : x - Step 2: Convert to fraction form
2,888,837.19/4,330,686.06 = 1,371,584.07/x - Step 3: Cross multiply
2,888,837.19x = 4,330,686.06 × 1,371,584.07 - Step 4: Simplify right side
2,888,837.19x = 5,939,900,012,067.06 - Step 5: Solve for x
x = 5,939,900,012,067.06/2,888,837.19 - Step 6: Final answer
x = 2,056,156.03
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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.