Finding the Fourth Proportional to 2,315,169.65, 3,472,885.68 and 717,959.81
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Solution
The fourth proportional to 2,315,169.65, 3,472,885.68 and 717,959.81 is: 1,076,980.40
Step by Step Solution
- Step 1: Write the proportion equation
2,315,169.65 : 3,472,885.68 = 717,959.81 : x - Step 2: Convert to fraction form
2,315,169.65/3,472,885.68 = 717,959.81/x - Step 3: Cross multiply
2,315,169.65x = 3,472,885.68 × 717,959.81 - Step 4: Simplify right side
2,315,169.65x = 2,493,392,325,600.09 - Step 5: Solve for x
x = 2,493,392,325,600.09/2,315,169.65 - Step 6: Final answer
x = 1,076,980.40
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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.