Finding the Fourth Proportional to 3,560,630.32, 5,340,386.27 and 1,131,463.75
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Solution
The fourth proportional to 3,560,630.32, 5,340,386.27 and 1,131,463.75 is: 1,697,017.92
Step by Step Solution
- Step 1: Write the proportion equation
3,560,630.32 : 5,340,386.27 = 1,131,463.75 : x - Step 2: Convert to fraction form
3,560,630.32/5,340,386.27 = 1,131,463.75/x - Step 3: Cross multiply
3,560,630.32x = 5,340,386.27 × 1,131,463.75 - Step 4: Simplify right side
3,560,630.32x = 6,042,453,461,565.09 - Step 5: Solve for x
x = 6,042,453,461,565.09/3,560,630.32 - Step 6: Final answer
x = 1,697,017.92
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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.