Finding the Fourth Proportional to 3,206,994.93, 4,425,533.92 and 1,756,702.28
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Solution
The fourth proportional to 3,206,994.93, 4,425,533.92 and 1,756,702.28 is: 2,424,183.92
Step by Step Solution
- Step 1: Write the proportion equation
3,206,994.93 : 4,425,533.92 = 1,756,702.28 : x - Step 2: Convert to fraction form
3,206,994.93/4,425,533.92 = 1,756,702.28/x - Step 3: Cross multiply
3,206,994.93x = 4,425,533.92 × 1,756,702.28 - Step 4: Simplify right side
3,206,994.93x = 7,774,345,540,741.05 - Step 5: Solve for x
x = 7,774,345,540,741.05/3,206,994.93 - Step 6: Final answer
x = 2,424,183.92
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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.