Finding the Fourth Proportional to 2,708,955.80, 3,738,216.08 and 1,547,173.64
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Solution
The fourth proportional to 2,708,955.80, 3,738,216.08 and 1,547,173.64 is: 2,135,017.99
Step by Step Solution
- Step 1: Write the proportion equation
2,708,955.80 : 3,738,216.08 = 1,547,173.64 : x - Step 2: Convert to fraction form
2,708,955.80/3,738,216.08 = 1,547,173.64/x - Step 3: Cross multiply
2,708,955.80x = 3,738,216.08 × 1,547,173.64 - Step 4: Simplify right side
2,708,955.80x = 5,783,669,379,600.13 - Step 5: Solve for x
x = 5,783,669,379,600.13/2,708,955.80 - Step 6: Final answer
x = 2,135,017.99
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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.