Finding the Fourth Proportional to 1,780,582.98, 2,457,206.70 and 964,786.42
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Solution
The fourth proportional to 1,780,582.98, 2,457,206.70 and 964,786.42 is: 1,331,406.44
Step by Step Solution
- Step 1: Write the proportion equation
1,780,582.98 : 2,457,206.70 = 964,786.42 : x - Step 2: Convert to fraction form
1,780,582.98/2,457,206.70 = 964,786.42/x - Step 3: Cross multiply
1,780,582.98x = 2,457,206.70 × 964,786.42 - Step 4: Simplify right side
1,780,582.98x = 2,370,679,655,293.01 - Step 5: Solve for x
x = 2,370,679,655,293.01/1,780,582.98 - Step 6: Final answer
x = 1,331,406.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.