Finding the Fourth Proportional to 1,444,008.35, 1,992,655.76 and 790,509.09
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Solution
The fourth proportional to 1,444,008.35, 1,992,655.76 and 790,509.09 is: 1,090,861.07
Step by Step Solution
- Step 1: Write the proportion equation
1,444,008.35 : 1,992,655.76 = 790,509.09 : x - Step 2: Convert to fraction form
1,444,008.35/1,992,655.76 = 790,509.09/x - Step 3: Cross multiply
1,444,008.35x = 1,992,655.76 × 790,509.09 - Step 4: Simplify right side
1,444,008.35x = 1,575,212,487,568.31 - Step 5: Solve for x
x = 1,575,212,487,568.31/1,444,008.35 - Step 6: Final answer
x = 1,090,861.07
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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.