Finding the Fourth Proportional to 4,774,219.26, 7,161,331.26 and 1,579,345.44
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Solution
The fourth proportional to 4,774,219.26, 7,161,331.26 and 1,579,345.44 is: 2,369,018.94
Step by Step Solution
- Step 1: Write the proportion equation
4,774,219.26 : 7,161,331.26 = 1,579,345.44 : x - Step 2: Convert to fraction form
4,774,219.26/7,161,331.26 = 1,579,345.44/x - Step 3: Cross multiply
4,774,219.26x = 7,161,331.26 × 1,579,345.44 - Step 4: Simplify right side
4,774,219.26x = 11,310,215,869,810.45 - Step 5: Solve for x
x = 11,310,215,869,810.45/4,774,219.26 - Step 6: Final answer
x = 2,369,018.94
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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.