Finding the Fourth Proportional to 4,787,505.71, 7,175,053.97 and 1,944,314.99
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Solution
The fourth proportional to 4,787,505.71, 7,175,053.97 and 1,944,314.99 is: 2,913,952.66
Step by Step Solution
- Step 1: Write the proportion equation
4,787,505.71 : 7,175,053.97 = 1,944,314.99 : x - Step 2: Convert to fraction form
4,787,505.71/7,175,053.97 = 1,944,314.99/x - Step 3: Cross multiply
4,787,505.71x = 7,175,053.97 × 1,944,314.99 - Step 4: Simplify right side
4,787,505.71x = 13,950,564,978,208.44 - Step 5: Solve for x
x = 13,950,564,978,208.44/4,787,505.71 - Step 6: Final answer
x = 2,913,952.66
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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.