Finding the Fourth Proportional to 1,788,576.08, 2,468,877.02 and 1,063,422.07
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Solution
The fourth proportional to 1,788,576.08, 2,468,877.02 and 1,063,422.07 is: 1,467,904.18
Step by Step Solution
- Step 1: Write the proportion equation
1,788,576.08 : 2,468,877.02 = 1,063,422.07 : x - Step 2: Convert to fraction form
1,788,576.08/2,468,877.02 = 1,063,422.07/x - Step 3: Cross multiply
1,788,576.08x = 2,468,877.02 × 1,063,422.07 - Step 4: Simplify right side
1,788,576.08x = 2,625,458,307,670.19 - Step 5: Solve for x
x = 2,625,458,307,670.19/1,788,576.08 - Step 6: Final answer
x = 1,467,904.18
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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.