Finding the Fourth Proportional to 3,404,890.07, 4,698,779.99 and 1,877,051.87
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Solution
The fourth proportional to 3,404,890.07, 4,698,779.99 and 1,877,051.87 is: 2,590,349.05
Step by Step Solution
- Step 1: Write the proportion equation
3,404,890.07 : 4,698,779.99 = 1,877,051.87 : x - Step 2: Convert to fraction form
3,404,890.07/4,698,779.99 = 1,877,051.87/x - Step 3: Cross multiply
3,404,890.07x = 4,698,779.99 × 1,877,051.87 - Step 4: Simplify right side
3,404,890.07x = 8,819,853,766,948.08 - Step 5: Solve for x
x = 8,819,853,766,948.08/3,404,890.07 - Step 6: Final answer
x = 2,590,349.05
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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.