Finding the Fourth Proportional to 4,219,346.70, 5,822,726.31 and 2,285,607.24
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Solution
The fourth proportional to 4,219,346.70, 5,822,726.31 and 2,285,607.24 is: 3,154,153.09
Step by Step Solution
- Step 1: Write the proportion equation
4,219,346.70 : 5,822,726.31 = 2,285,607.24 : x - Step 2: Convert to fraction form
4,219,346.70/5,822,726.31 = 2,285,607.24/x - Step 3: Cross multiply
4,219,346.70x = 5,822,726.31 × 2,285,607.24 - Step 4: Simplify right side
4,219,346.70x = 13,308,465,410,674.48 - Step 5: Solve for x
x = 13,308,465,410,674.48/4,219,346.70 - Step 6: Final answer
x = 3,154,153.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.