Finding the Fourth Proportional to 1,455,619.12, 2,008,762.62 and 844,134.94
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Solution
The fourth proportional to 1,455,619.12, 2,008,762.62 and 844,134.94 is: 1,164,911.00
Step by Step Solution
- Step 1: Write the proportion equation
1,455,619.12 : 2,008,762.62 = 844,134.94 : x - Step 2: Convert to fraction form
1,455,619.12/2,008,762.62 = 844,134.94/x - Step 3: Cross multiply
1,455,619.12x = 2,008,762.62 × 844,134.94 - Step 4: Simplify right side
1,455,619.12x = 1,695,666,720,285.79 - Step 5: Solve for x
x = 1,695,666,720,285.79/1,455,619.12 - Step 6: Final answer
x = 1,164,911.00
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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.