Finding the Fourth Proportional to 3,446,988.66, 5,171,303.12 and 1,736,929.62
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Solution
The fourth proportional to 3,446,988.66, 5,171,303.12 and 1,736,929.62 is: 2,605,807.69
Step by Step Solution
- Step 1: Write the proportion equation
3,446,988.66 : 5,171,303.12 = 1,736,929.62 : x - Step 2: Convert to fraction form
3,446,988.66/5,171,303.12 = 1,736,929.62/x - Step 3: Cross multiply
3,446,988.66x = 5,171,303.12 × 1,736,929.62 - Step 4: Simplify right side
3,446,988.66x = 8,982,189,554,441.77 - Step 5: Solve for x
x = 8,982,189,554,441.77/3,446,988.66 - Step 6: Final answer
x = 2,605,807.69
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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.