Finding the Fourth Proportional to 1,903,029.24, 2,626,216.44 and 1,043,538.24
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Solution
The fourth proportional to 1,903,029.24, 2,626,216.44 and 1,043,538.24 is: 1,440,102.56
Step by Step Solution
- Step 1: Write the proportion equation
1,903,029.24 : 2,626,216.44 = 1,043,538.24 : x - Step 2: Convert to fraction form
1,903,029.24/2,626,216.44 = 1,043,538.24/x - Step 3: Cross multiply
1,903,029.24x = 2,626,216.44 × 1,043,538.24 - Step 4: Simplify right side
1,903,029.24x = 2,740,557,281,656.67 - Step 5: Solve for x
x = 2,740,557,281,656.67/1,903,029.24 - Step 6: Final answer
x = 1,440,102.56
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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.