Finding the Fourth Proportional to 4,653,367.36, 6,980,138.52 and 1,458,422.80
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Solution
The fourth proportional to 4,653,367.36, 6,980,138.52 and 1,458,422.80 is: 2,187,661.62
Step by Step Solution
- Step 1: Write the proportion equation
4,653,367.36 : 6,980,138.52 = 1,458,422.80 : x - Step 2: Convert to fraction form
4,653,367.36/6,980,138.52 = 1,458,422.80/x - Step 3: Cross multiply
4,653,367.36x = 6,980,138.52 × 1,458,422.80 - Step 4: Simplify right side
4,653,367.36x = 10,179,993,164,726.26 - Step 5: Solve for x
x = 10,179,993,164,726.26/4,653,367.36 - Step 6: Final answer
x = 2,187,661.62
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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.