Finding the Fourth Proportional to 1,829,323.52, 2,730,934.68 and 1,707,756.09
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Solution
The fourth proportional to 1,829,323.52, 2,730,934.68 and 1,707,756.09 is: 2,549,450.80
Step by Step Solution
- Step 1: Write the proportion equation
1,829,323.52 : 2,730,934.68 = 1,707,756.09 : x - Step 2: Convert to fraction form
1,829,323.52/2,730,934.68 = 1,707,756.09/x - Step 3: Cross multiply
1,829,323.52x = 2,730,934.68 × 1,707,756.09 - Step 4: Simplify right side
1,829,323.52x = 4,663,770,326,892.81 - Step 5: Solve for x
x = 4,663,770,326,892.81/1,829,323.52 - Step 6: Final answer
x = 2,549,450.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.