Finding the Fourth Proportional to 4,224,730.24, 5,830,129.28 and 2,290,990.31
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Solution
The fourth proportional to 4,224,730.24, 5,830,129.28 and 2,290,990.31 is: 3,161,567.46
Step by Step Solution
- Step 1: Write the proportion equation
4,224,730.24 : 5,830,129.28 = 2,290,990.31 : x - Step 2: Convert to fraction form
4,224,730.24/5,830,129.28 = 2,290,990.31/x - Step 3: Cross multiply
4,224,730.24x = 5,830,129.28 × 2,290,990.31 - Step 4: Simplify right side
4,224,730.24x = 13,356,769,662,126.44 - Step 5: Solve for x
x = 13,356,769,662,126.44/4,224,730.24 - Step 6: Final answer
x = 3,161,567.46
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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.