Finding the Fourth Proportional to 1,412,304.66, 2,118,417.84 and 513,763.02
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Solution
The fourth proportional to 1,412,304.66, 2,118,417.84 and 513,763.02 is: 770,630.29
Step by Step Solution
- Step 1: Write the proportion equation
1,412,304.66 : 2,118,417.84 = 513,763.02 : x - Step 2: Convert to fraction form
1,412,304.66/2,118,417.84 = 513,763.02/x - Step 3: Cross multiply
1,412,304.66x = 2,118,417.84 × 513,763.02 - Step 4: Simplify right side
1,412,304.66x = 1,088,364,747,100.28 - Step 5: Solve for x
x = 1,088,364,747,100.28/1,412,304.66 - Step 6: Final answer
x = 770,630.29
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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.