Finding the Fourth Proportional to 4,913,961.48, 6,779,269.37 and 3,260,888.13
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Solution
The fourth proportional to 4,913,961.48, 6,779,269.37 and 3,260,888.13 is: 4,498,700.11
Step by Step Solution
- Step 1: Write the proportion equation
4,913,961.48 : 6,779,269.37 = 3,260,888.13 : x - Step 2: Convert to fraction form
4,913,961.48/6,779,269.37 = 3,260,888.13/x - Step 3: Cross multiply
4,913,961.48x = 6,779,269.37 × 3,260,888.13 - Step 4: Simplify right side
4,913,961.48x = 22,106,439,052,280.06 - Step 5: Solve for x
x = 22,106,439,052,280.06/4,913,961.48 - Step 6: Final answer
x = 4,498,700.11
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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.