Finding the Fourth Proportional to 1,559,354.83, 2,151,927.62 and 914,785.99
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Solution
The fourth proportional to 1,559,354.83, 2,151,927.62 and 914,785.99 is: 1,262,415.20
Step by Step Solution
- Step 1: Write the proportion equation
1,559,354.83 : 2,151,927.62 = 914,785.99 : x - Step 2: Convert to fraction form
1,559,354.83/2,151,927.62 = 914,785.99/x - Step 3: Cross multiply
1,559,354.83x = 2,151,927.62 × 914,785.99 - Step 4: Simplify right side
1,559,354.83x = 1,968,553,238,270.04 - Step 5: Solve for x
x = 1,968,553,238,270.04/1,559,354.83 - Step 6: Final answer
x = 1,262,415.20
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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.