Finding the Fourth Proportional to 4,012,378.75, 6,019,024.80 and 1,454,798.17
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Solution
The fourth proportional to 4,012,378.75, 6,019,024.80 and 1,454,798.17 is: 2,182,362.83
Step by Step Solution
- Step 1: Write the proportion equation
4,012,378.75 : 6,019,024.80 = 1,454,798.17 : x - Step 2: Convert to fraction form
4,012,378.75/6,019,024.80 = 1,454,798.17/x - Step 3: Cross multiply
4,012,378.75x = 6,019,024.80 × 1,454,798.17 - Step 4: Simplify right side
4,012,378.75x = 8,756,466,269,020.65 - Step 5: Solve for x
x = 8,756,466,269,020.65/4,012,378.75 - Step 6: Final answer
x = 2,182,362.83
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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.