Finding the Fourth Proportional to 3,001,699.62, 4,142,304.36 and 1,643,572.62
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Solution
The fourth proportional to 3,001,699.62, 4,142,304.36 and 1,643,572.62 is: 2,268,107.70
Step by Step Solution
- Step 1: Write the proportion equation
3,001,699.62 : 4,142,304.36 = 1,643,572.62 : x - Step 2: Convert to fraction form
3,001,699.62/4,142,304.36 = 1,643,572.62/x - Step 3: Cross multiply
3,001,699.62x = 4,142,304.36 × 1,643,572.62 - Step 4: Simplify right side
3,001,699.62x = 6,808,178,029,802.62 - Step 5: Solve for x
x = 6,808,178,029,802.62/3,001,699.62 - Step 6: Final answer
x = 2,268,107.70
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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.