Finding the Fourth Proportional to 1,134,216.72, 1,701,558.36 and 779,397.84
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Solution
The fourth proportional to 1,134,216.72, 1,701,558.36 and 779,397.84 is: 1,169,257.06
Step by Step Solution
- Step 1: Write the proportion equation
1,134,216.72 : 1,701,558.36 = 779,397.84 : x - Step 2: Convert to fraction form
1,134,216.72/1,701,558.36 = 779,397.84/x - Step 3: Cross multiply
1,134,216.72x = 1,701,558.36 × 779,397.84 - Step 4: Simplify right side
1,134,216.72x = 1,326,190,910,417.94 - Step 5: Solve for x
x = 1,326,190,910,417.94/1,134,216.72 - Step 6: Final answer
x = 1,169,257.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.