Finding the Fourth Proportional to 1,896,447.11, 2,614,860.84 and 1,532,746.31
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Solution
The fourth proportional to 1,896,447.11, 2,614,860.84 and 1,532,746.31 is: 2,113,382.59
Step by Step Solution
- Step 1: Write the proportion equation
1,896,447.11 : 2,614,860.84 = 1,532,746.31 : x - Step 2: Convert to fraction form
1,896,447.11/2,614,860.84 = 1,532,746.31/x - Step 3: Cross multiply
1,896,447.11x = 2,614,860.84 × 1,532,746.31 - Step 4: Simplify right side
1,896,447.11x = 4,007,918,303,673.50 - Step 5: Solve for x
x = 4,007,918,303,673.50/1,896,447.11 - Step 6: Final answer
x = 2,113,382.59
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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.