Finding the Fourth Proportional to 4,449,419.51, 6,666,501.29 and 2,987,726.09
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Solution
The fourth proportional to 4,449,419.51, 6,666,501.29 and 2,987,726.09 is: 4,476,467.05
Step by Step Solution
- Step 1: Write the proportion equation
4,449,419.51 : 6,666,501.29 = 2,987,726.09 : x - Step 2: Convert to fraction form
4,449,419.51/6,666,501.29 = 2,987,726.09/x - Step 3: Cross multiply
4,449,419.51x = 6,666,501.29 × 2,987,726.09 - Step 4: Simplify right side
4,449,419.51x = 19,917,679,784,880.52 - Step 5: Solve for x
x = 19,917,679,784,880.52/4,449,419.51 - Step 6: Final answer
x = 4,476,467.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.