Finding the Fourth Proportional to 5,464,673.70, 8,202,259.35 and 2,772,039.30
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Solution
The fourth proportional to 5,464,673.70, 8,202,259.35 and 2,772,039.30 is: 4,160,721.48
Step by Step Solution
- Step 1: Write the proportion equation
5,464,673.70 : 8,202,259.35 = 2,772,039.30 : x - Step 2: Convert to fraction form
5,464,673.70/8,202,259.35 = 2,772,039.30/x - Step 3: Cross multiply
5,464,673.70x = 8,202,259.35 × 2,772,039.30 - Step 4: Simplify right side
5,464,673.70x = 22,736,985,266,992.45 - Step 5: Solve for x
x = 22,736,985,266,992.45/5,464,673.70 - Step 6: Final answer
x = 4,160,721.48
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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.