Finding the Fourth Proportional to 1,674,271.98, 2,310,479.09 and 910,325.54
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Solution
The fourth proportional to 1,674,271.98, 2,310,479.09 and 910,325.54 is: 1,256,240.41
Step by Step Solution
- Step 1: Write the proportion equation
1,674,271.98 : 2,310,479.09 = 910,325.54 : x - Step 2: Convert to fraction form
1,674,271.98/2,310,479.09 = 910,325.54/x - Step 3: Cross multiply
1,674,271.98x = 2,310,479.09 × 910,325.54 - Step 4: Simplify right side
1,674,271.98x = 2,103,288,126,487.53 - Step 5: Solve for x
x = 2,103,288,126,487.53/1,674,271.98 - Step 6: Final answer
x = 1,256,240.41
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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.