Finding the Fourth Proportional to 1,626,983.03, 2,246,130.79 and 1,111,511.99
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Solution
The fourth proportional to 1,626,983.03, 2,246,130.79 and 1,111,511.99 is: 1,534,497.45
Step by Step Solution
- Step 1: Write the proportion equation
1,626,983.03 : 2,246,130.79 = 1,111,511.99 : x - Step 2: Convert to fraction form
1,626,983.03/2,246,130.79 = 1,111,511.99/x - Step 3: Cross multiply
1,626,983.03x = 2,246,130.79 × 1,111,511.99 - Step 4: Simplify right side
1,626,983.03x = 2,496,601,307,029.72 - Step 5: Solve for x
x = 2,496,601,307,029.72/1,626,983.03 - Step 6: Final answer
x = 1,534,497.45
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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.