Finding the Fourth Proportional to 2,153,470.84, 3,230,767 and 805,738.84
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Solution
The fourth proportional to 2,153,470.84, 3,230,767 and 805,738.84 is: 1,208,818.07
Step by Step Solution
- Step 1: Write the proportion equation
2,153,470.84 : 3,230,767 = 805,738.84 : x - Step 2: Convert to fraction form
2,153,470.84/3,230,767 = 805,738.84/x - Step 3: Cross multiply
2,153,470.84x = 3,230,767 × 805,738.84 - Step 4: Simplify right side
2,153,470.84x = 2,603,154,454,890.28 - Step 5: Solve for x
x = 2,603,154,454,890.28/2,153,470.84 - Step 6: Final answer
x = 1,208,818.07
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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.